SGML Entity List


ISO Latin-1
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
á
á
á
a 
small a, acute accent
Á
Á
Á
A 
capital A, acute accent
â
â
â
a 
small a, circumflex accent
Â
Â
Â
A 
capital A, circumflex accent
à
à
à
a 
small a, grave accent
À
À
À
A 
capital A, grave accent
å
å
å
a 
small a, ring
Å
Å
Å
A 
capital A, ring
ã
ã
ã
a 
small a, tilde
Ã
Ã
Ã
A 
capital A, tilde
ä
ä
ä
a 
small a, dieresis or umlaut mark
Ä
Ä
Ä
A 
capital A, dieresis or umlaut mark
æ
æ
æ
ae 
small ae diphthong (ligature)
Æ
Æ
Æ
AE 
capital AE diphthong (ligature)
ç
ç
ç
c 
small c, cedilla
Ç
Ç
Ç
C 
capital C, cedilla
ð
ð
ð
eth 
small eth, Icelandic
Ð
Ð
Ð
Eth 
capital Eth, Icelandic
é
é
é
e 
small e, acute accent
É
É
É
E 
capital E, acute accent
ê
ê
ê
e 
small e, circumflex accent
Ê
Ê
Ê
E 
capital E, circumflex accent
è
è
è
e 
small e, grave accent
È
È
È
E 
capital E, grave accent
ë
ë
ë
e 
esmall e, dieresis or umlaut mark
Ë
Ë
Ë
E 
capital E, dieresis or umlaut mark
í
í
í
i 
small i, acute accent
Í
Í
Í
I 
capital I, acute accent
î
î
î
i 
small i, circumflex accent
Î
Î
Î
I 
capital I, circumflex accent
ì
ì
ì
i 
ismall i, grave accent
Ì
Ì
Ì
I 
capital I, grave accent
ï
ï
ï
i 
small i, dieresis or umlaut mark
Ï
Ï
Ï
I 
capital I, dieresis or umlaut mark
ñ
ñ
ñ
n 
small n, tilde
Ñ
Ñ
Ñ
N 
capital N, tilde
ó
ó
ó
o 
small o, acute accent
Ó
Ó
Ó
O 
capital O, acute accent
ô
ô
ô
o 
small o, circumflex accent
Ô
Ô
Ô
O 
capital O, circumflex accent
ò
ò
ò
o 
small o, grave accent
Ò
Ò
Ò
O 
capital O, grave accent
ø
ø
ø
o 
small o, slash
Ø
Ø
Ø
O 
capital O, slash
õ
õ
õ
o 
small o, tilde
Õ
Õ
Õ
O 
capital O, tilde
ö
ö
ö
o 
small o, dieresis or umlaut mark
Ö
Ö
Ö
O 
capital O, dieresis or umlaut mark
ß
ß
ß
ss 
small sharp s, German (sz ligature)
þ
þ
þ
thorn 
small thorn, Icelandic
Þ
Þ
Þ
Thorn 
capital THORN, Icelandic
ú
ú
ú
u 
small u, acute accent
Ú
Ú
Ú
U 
capital U, acute accent
û
û
û
u 
small u, circumflex accent
Û
Û
Û
U 
capital U, circumflex accent
ù
ù
ù
u 
small u, grave accent
Ù
Ù
Ù
U 
capital U, grave accent
ü
ü
ü
u 
small u, dieresis or umlaut mark
Ü
Ü
Ü
U 
capital U, dieresis or umlaut mark
ý
ý
ý
y 
small y, acute accent
Ý
Ý
Ý
Y 
capital Y, acute accent
ÿ
ÿ
ÿ
y 
small y, dieresis or umlaut mark
ISO Latin-2
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
ă
ă
ă
a 
small a, breve
Ă
Ă
Ă
A 
capital A, breve
ā
ā
ā
a 
small a, macron
Ā
Ā
Ā
A 
capital A, macron
ą
ą
ą
a 
small a, ogonek
Ą
Ą
Ą
A 
capital A, ogonek
ć
ć
ć
c 
small c, acute accent
Ć
Ć
Ć
C 
capital C, acute accent
č
č
č
c 
small c, caron
Č
Č
Č
C 
capital C, caron
ĉ
ĉ
ĉ
c 
small c, circumflex accent
Ĉ
Ĉ
Ĉ
C 
capital C, circumflex accent
ċ
ċ
ċ
c 
small c, dot above
Ċ
Ċ
Ċ
C 
capital C, dot above
ď
ď
ď
d 
small d, caron
Ď
Ď
Ď
D 
capital D, caron
đ
đ
đ
d 
small d, stroke
Đ
Đ
Đ
D 
capital D, stroke
ě
ě
ě
e 
small e, caron
Ě
Ě
Ě
E 
capital E, caron
ė
ė
ė
e 
small e, dot above
Ė
Ė
Ė
E 
capital E, dot above
ē
ē
ē
e 
small e, macron
Ē
Ē
Ē
E 
capital E, macron
ę
ę
ę
e 
small e, ogonek
Ę
Ę
Ę
E 
capital E, ogonek
ǵ
ǵ
ǵ
g 
small g, acute accent
ğ
ğ
ğ
g 
small g, breve
Ğ
Ğ
Ğ
G 
capital G, breve
Ģ
Ģ
Ģ
G 
capital G, cedilla
ĝ
ĝ
ĝ
g 
small g, circumflex accent
Ĝ
Ĝ
Ĝ
G 
capital G, circumflex accent
ġ
ġ
ġ
g 
small g, dot above
Ġ
Ġ
Ġ
G 
capital G, dot above
ĥ
ĥ
ĥ
h 
small h, circumflex accent
Ĥ
Ĥ
Ĥ
H 
capital H, circumflex accent
ħ
ħ
ħ
h 
small h, stroke
Ħ
Ħ
Ħ
H
capital H, stroke
İ
İ
İ
I 
capital I, dot above
Ī
Ī
Ī
I 
capital I, macron
ī
ī
ī
ij 
small i, macron
ij
ij
ij
ij 
small ij ligature
IJ
IJ
IJ
IJ 
capital IJ ligature
ı
ı
ı
i 
small i, no dot
į
į
į
i 
small i, ogonek
Į
Į
Į
I 
capital I, ogonek
ĩ
ĩ
ĩ
ij 
small i, tilde
Ĩ
Ĩ
Ĩ
I 
capital I, tilde
ĵ
ĵ
ĵ
j 
small j, circumflex accent
Ĵ
Ĵ
Ĵ
J 
capital J, circumflex accent
ķ
ķ
ķ
k 
small k, cedilla
Ķ
Ķ
Ķ
K 
capital K, cedilla
ĸ
ĸ
ĸ
k 
small k, Greenlandic
ĺ
ĺ
ĺ
l 
small l, acute accent
Ĺ
Ĺ
Ĺ
L 
capital L, acute accent
ľ
ľ
ľ
l 
small l, caron
Ľ
Ľ
Ľ
L 
capital L, caron
ļ
ļ
ļ
l 
small l, cedilla
Ļ
Ļ
Ļ
L 
capital L, cedilla
ŀ
ŀ
ŀ
l 
small l, middle dot
Ŀ
Ŀ
Ŀ
L 
capital L, middle dot
ł
ł
ł
l 
small l, stroke
Ł
Ł
Ł
L 
capital L, stroke
ń
ń
ń
n 
small n, acute accent
Ń
Ń
Ń
N 
capital N, acute accent
ŋ
ŋ
ŋ
eng 
small eng, Lapp
Ŋ
Ŋ
Ŋ
ENG 
capital ENG, Lapp
ʼn
ʼn
ʼn
n 
small n, apostrophe
ň
ň
ň
n 
small n, caron
Ň
Ň
Ň
N 
capital N, caron
ņ
ņ
ņ
n 
small n, cedilla
Ņ
Ņ
Ņ
N 
capital N, cedilla
ő
ő
ő
o 
small o, double acute accent
Ő
Ő
Ő
O 
capital O, double acute accent
Ō
Ō
Ō
O 
capital O, macron
ō
ō
ō
o 
small o, macron
œ
œ
œ
oe 
small oe ligature
Œ
Œ
Œ
OE 
capital OE ligature
ŕ
ŕ
ŕ
r 
small r, acute accent
Ŕ
Ŕ
Ŕ
R 
capital R, acute accent
ř
ř
ř
r 
small r, caron
Ř
Ř
Ř
R 
capital R, caron
ŗ
ŗ
ŗ
r 
small r, cedilla
Ŗ
Ŗ
Ŗ
R 
capital R, cedilla
ś
ś
ś
s 
small s, acute accent
Ś
Ś
Ś
S 
capital S, acute accent
š
š
š
s 
small s, caron
Š
Š
Š
S 
capital S, caron
ş
ş
ş
s 
small s, cedilla
Ş
Ş
Ş
S 
capital S, cedilla
ŝ
ŝ
ŝ
s 
small s, circumflex accent
Ŝ
Ŝ
Ŝ
S 
capital S, circumflex accent
ť
ť
ť
t 
small t, caron
Ť
Ť
Ť
T 
capital T, caron
ţ
ţ
ţ
t 
small t, cedilla
Ţ
Ţ
Ţ
T 
capital T, cedilla
ŧ
ŧ
ŧ
t 
small t, stroke
Ŧ
Ŧ
Ŧ
T 
capital T, stroke
ŭ
ŭ
ŭ
u 
small u, breve
Ŭ
Ŭ
Ŭ
U 
capital U, breve
ű
ű
ű
u 
small u, double acute accent
Ű
Ű
Ű
U 
capital U, double acute accent
ū
ū
ū
u 
small u, macron
Ū
Ū
Ū
U 
capital U, macron
ų
ų
ų
u 
small u, ogonek
Ų
Ų
Ų
U 
capital U, ogonek
ů
ů
ů
u 
small u, ring
Ů
Ů
Ů
U 
capital U, ring
ũ
ũ
ũ
u 
small u, tilde
Ũ
Ũ
Ũ
U 
capital U, tilde
ŵ
ŵ
ŵ
w 
small w, circumflex accent
Ŵ
Ŵ
Ŵ
W 
capital W, circumflex accent
ŷ
ŷ
ŷ
y 
small y, circumflex accent
Ŷ
Ŷ
Ŷ
Y 
capital Y, circumflex accent
Ÿ
Ÿ
Ÿ
Y 
capital Y, dieresis or umlaut mark
ź
ź
ź
z 
small z, acute accent
Ź
Ź
Ź
Z 
capital Z, acute accent
ž
ž
ž
z 
small z, caron
Ž
Ž
Ž
Z 
capital Z, caron
ż
ż
ż
z 
small z, dot above
Ż
Ż
Ż
Z 
capital Z, dot above
Publishing
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
 
 
 
 
em space
 
 
 
 
en space (1/2-em)
 
 
 
 
1/3-em space
 
 
 
 
1/4-em space
 
 
 
 
digit space (width of a number)
 
 
 
 
punctuation space (width of comma)
 
 
 
 
thin space (1/6-em)
 
 
 
 
hair space
—
—
—
- 
em dash
–
–
–
- 
en dash
‐
‐
‐
- 
hyphen (true graphic)
␣
␣
␣
 
significant blank symbol
…
…
…
em leader 
ellipsis (horizontal)
‥
‥
‥
.. 
double baseline dot (en leader)
⅓
⅓
⅓
(1/3) 
fraction one-third
⅔
⅔
⅔
(2/3) 
fraction two-thirds
⅕
⅕
⅕
(1/5) 
fraction one-fifth
⅖
⅖
⅖
(2/5) 
fraction two-fifths
⅗
⅗
⅗
(3/5) 
fraction three-fifths
⅘
⅘
⅘
(4/5) 
fraction four-fifths
⅙
⅙
⅙
(1/6) 
fraction one-sixth
⅚
⅚
⅚
(5/6) 
fraction five-sixths
℅
℅
℅
in-care-of 
in-care-of symbol
█
█
█
full block 
full block
▀
▀
▀
upper half block 
upper half block
▄
▄
▄
lower half block 
lower half block
░
░
░
25% shaded block 
25% shaded block
▒
▒
▒
50% shaded block 
50% shaded block
▓
▓
▓
75% shaded block 
75% shaded block
▮
▮
▮
histogram marker 
histogram marker
○
○
○
o 
circle, open
□
□
□
square 
square, open
▭
▭
▭
rectangle 
rectangle, open
▵
▵
▵
triangle up 
up triangle, open
▿
▿
▿
triangle down 
down triangle, open
☆
⋆
⋆
small star, filled 
star, open
•
•
•
* 
round bullet, filled
▪
▪
▪
blacksquare, square, filled 
sq bullet, filled
▴
▴
▴
black triangle 
up triangle , filled
▾
▾
▾
black triangle down 
down triangle , filled
◂
◂
◂
black triangle left 
left triangle , filled
▸
▸
▸
black triangle right 
right triangle , filled
♣
♣
♣
club suit symbol 
club suit symbol
♦
♦
♦
diamond 
diamond suit symbol
♥
♡
♡
heart 
heart suit symbol
♠
♠
♠
spades 
spades suit symbol
✠
✠
✠
maltese cross 
maltese cross
†
†
†
dagger 
dagger
‡
‡
‡
double dagger 
double dagger
✓
✓
✓
check mark 
tick, check mark
✗
✗
✗
ballot cross 
ballot cross
♯
♯
♯
musical sharp 
musical sharp
♭
♭
♭
musical flat 
musical flat
♂
♂
♂
male symbol 
male symbol
♀
♀
♀
female symbol 
female symbol
☎
☎
☎
telephone symbol 
telephone symbol
⌕
⌕
⌕
telephone recorder symbol 
telephone recorder symbol
℗
℗
℗
sound recording copyright sign 
sound recording copyright sign
⁁
⁁
⁁
insertion mark 
caret (insertion mark)
‚
‚
‚
' 
rising single quote, left (low)
„
„
„
" 
rising double quote, left (low)
…
…
…
em leader 
em leader
”
”
”
" 
double quote, right (high)
’
’
’
' 
single quote, right (high)
⋮
⋮
⋮
vertical ellipsis 
vellipvertical ellipsis
⁃
⁃
⁃
rectangle
filled hyphen bullet rectangle
◊
◊
◊
lozenge 
lozenge or total mark
◃
◃
◃
triangle left 
left triangle, open
▹
▹
▹
triangle right 
right triangle, open
★
★
★
bigstar 
star, filled
♮
♮
♮
music natural 
music natural
℞
℞
℞
Rx 
pharmaceutical prescription (Rx)
✶
✶
✶
sextile 
sextile (6-pointed star)
⌖
⌖
⌖
register mark or target 
mark or target
⌍
⌍
⌍
downward left crop mark 
left crop mark
⌌
⌌
⌌
downward right crop mark 
right crop mark
⌏
⌏
⌏
upward left crop mark 
left crop mark
⌎
⌎
⌎
upward right crop mark 
right crop mark
General Technical
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
ℵ
ℵ
ℵ
aleph 
aleph, Hebrew
∧
∧
∧
wedge 
logical and
&ang90;
∟
∟
90 degree angle 
right (90 degree) angle
∢
∢
∢
angle-spherical 
angle-spherical
≈
≈
≈
approximately 
approximate
∵
∵
∵
because 
because
⊥
⊥
⊥
perpendicular 
perpendicular
∩
∩
∩
intersection 
intersection
≅
≅
≅
congruent with 
congruent with
∮
∮
∮
contour integral operator 
contour integral operator
∪
∪
∪
union or logical sum 
union or logical sum
≡
≡
≡
identical with 
identical with
∃
∃
∃
exists 
at least one exists
∀
∀
∀
for all 
for all
ƒ
ƒ
ƒ
f 
function of (italic small f)
≥
≥
≥
>/= 
greater-than-or-equal
∞
∞
∞
infinity 
infinity
∫
∫
∫
integral 
integral operator
∈
∈
∈
in 
set membership
⟨
〈
〈
< 
left angle bracket
&lArr;
⇐
&#x21D0;
<-- 
is implied by
&le;
≤
&#x2264;
</= 
less-than-or-equal
&minus;
−
&#x2212;
- 
minus sign
&mnplus;
∓
&#x2213;
-/+ 
minus-or-plus sign
&nabla;
∇
&#x2207;
nabla 
del, Hamilton operator
&ne;
≠
&#x2260;
not equal 
not equal
&ni;
∋
&#x220B;
contains 
contains
&or;
∨
&#x2228;
logical or 
logical or
&par;
∥
&#x2225;
parallel 
parallel
&part;
∂
&#x2202;
partial differential 
partial differential
&permil;
‰
&#x2030;
per thousand 
per thousand
&perp;
⊥
&#x22A5;
perpendicular 
perpendicular
&prime;
′
&#x2032;
' 
prime or minute
&Prime;
″
&#x2033;
'' 
double prime or second
&prop;
∝
&#x221D;
proportional, variant 
is proportional to
&radic;
√
&#x221A;
radical 
radical
&rang;
〉
&#x3009;
> 
right angle bracket
&rArr;
⇒
&#x21D2;
--> 
implies
&sim;
∼
&#x223C;
approximately 
similar
&sime;
≃
&#x2243;
approximately 
similar, equals
&square;
□
&#x25A1;
square 
square
&sub;
⊂
&#x2282;
subset 
subset or is implied by
&sube;
⊆
&#x2286;
subset, dbl equals 
subset, equals
&sup;
⊃
&#x2283;
superset 
superset or implies
&supe;
⊇
&#x2287;
superset, dbl equals 
superset, equals
&there4;
∴
&#x2234;
therefore 
therefore
&Verbar;
‖
&#x2016;
|| 
double vertical bar
&angst;
Å
&#x212B;
A 
Angstrom (capital A, ring)
&bernou;
ℬ
&#x212C;
Bernoulli function 
Bernoulli function (script capital B)
&compfn;
∘
&#x2218;
composite function
composite function (small circle)
&Dot;
¨
&#x00A8;
 
dieresis or umlaut mark
&DotDot;
⃜
&#x20DC;
.... 
four dots above
&hamilt;
ℋ
&#x210B;
H 
Hamiltonian (script capital H)
&lagran;
ℒ
&#x2112;
Lgrangian 
Lagrangian (script capital L)
&lowast;
∗
&#x2217;
* 
low asterisk
&notin;
∉
&#x2209;
negated set membership 
negated set membership
&order;
ℴ
&#x2134;
o 
order of (script small o)
&phmmat;
ℳ
&#x2133;
M 
physics M-matrix (script capital M)
&tdot;
⃛
&#x20DB;
... 
three dots above
&tprime;
‴
&#x2034;
''' 
triple prime
&wedgeq;
≙
&#x2259;
wedge 
corresponds to (wedge, equals)
Accented Characters
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&acute;
´
&#x00B4;
 
acute accent
&breve;
˘
&#x02D8;
 
breve
&caron;
ˇ
&#x02C7;
 
caron
&cedil;
¸
&#x00B8;
 
cedilla
&circ;
^
&#x005E;
 
circumflex accent
&dblac;
˝
&#x02DD;
 
double acute accent
&die;
¨
&#x00A8;
 
dieresis
&dot;
˙
&#x02D9;
 
dot above
&grave;
`
&#x0060;
 
grave accent
&macr;
¯
&#x00AF;
 
macron
&ogon;
˛
&#x02DB;
 
ogonek
&ring;
˚
&#x02DA;
 
ring
&tilde;
˜
&#x02DC;
 
tilde
&uml;
¨
&#x00A8;
 
umlaut mark
Fractions, Super/Subscripts, Punctuation
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&half;
½
&#x00BD;
(1/2) 
fraction one-half
&frac12;
½
&#x00BD;
(1/2) 
fraction one-half
&frac14;
¼
&#x00BC;
(1/4) 
fraction one-quarter
&frac34;
¾
&#x00BE;
(3/4) 
fraction three-quarters
&frac18;
⅛
&#x215B;
(1/8) 
fraction one-eighth
&frac38;
⅜
&#x215C;
(3/8) 
fraction three-eighths
&frac58;
⅝
&#x215D;
(5/8) 
fraction five-eighths
&frac78;
⅞
&#x215E;
(7/8) 
fraction seven-eighths
&sup1;
¹
&#x00B9;
(1) 
superscript one
&sup2;
²
&#x00B2;
(2) 
superscript two
&sup3;
³
&#x00B3;
(3) 
superscript three
&plus;
+
&#x002B;
+ 
plus sign
&plusmn;
±
&#x00B1;
+/- 
plus-or-minus sign
&lt;
<
&#x003C;
< 
less-than sign
&equals;
=
&#x003D;
= 
equals sign
&gt;
>
&#x003E;
> 
greater-than sign
&divide;
÷
&#x00F7;
/ 
divide sign
&times;
×
&#x00D7;
x 
multiply sign
&curren;
¤
&#x00A4;
currency 
general currency sign
&pound;
£
&#x00A3;
pound 
pound sign
&dollar;
$
&#x0024;
$ 
dollar sign
&cent;
¢
&#x00A2;
cent 
cent sign
&yen;
¥
&#x00A5;
yen 
yen sign
&num;
#
&#x0023;
# 
number sign
   &euro;  €  &#x20AC; euro
 euro sign
&percnt;
%
&#x0025;
% 
percent sign
&amp;
&
&#x0026;
& 
ampersand
&ast;
*
&#x002A;
* 
asterisk
&commat;
@
&#x0040;
@ 
commercial at
&lsqb;
[
&#x005B;
[ 
left square bracket
&bsol;
\
&#x005C;
\\ 
reverse solidus
&rsqb;
]
&#x005D;
] 
right square bracket
&lcub;
{
&#x007B;
{ 
left curly bracket
&horbar;
―
&#x2015;
- 
horizontal bar
&verbar;
|
&#x007C;
| 
vertical bar
&rcub;
}
&#x007D;
} 
right curly bracket
&micro;
µ
&#x00B5;
micro 
micro sign
&ohm;
Ω
&#x2126;
ohm 
ohm sign
&deg;
°
&#x00B0;
degrees 
degree sign
&ordm;
º
&#x00BA;
masculine 
ordinal indicator, masculine
&ordf;
ª
&#x00AA;
feminine 
ordinal indicator, feminine
&sect;
§
&#x00A7;
section sign 
section sign
&para;
&#x00B6;
paragraph sign 
paragraph sign
&middot;
·
&#x00B7;
. 
middle dot
&larr;
←
&#x2190;
<-- 
leftward arrow
&rarr;
→
&#x2192;
--> 
rightward arrow
&uarr;
↑
&#x2191;
upward arrow 
upward arrow
&darr;
↓
&#x2193;
downward arrow 
downward arrow
&copy;
©
&#x00A9;
(c) 
copyright sign
&reg;
®
&#x00AE;
(R) 
registered sign
&trade;
™
&#x2122;
trade mark 
trade mark sign
&brvbar;
¦
&#x00A6;
| 
broken (vertical) bar
&not;
¬
&#x00AC;
not 
not sign
&sung;
♪
&#x266A;
music note 
music note (sung text sign)
&excl;
!
&#x0021;
! 
exclamation mark
&iexcl;
¡
&#x00A1;
inverted exclamation mark 
inverted exclamation mark
&quot;
"
&#x0022;
" 
quotation mark
&apos;
'
&#x0027;
' 
apostrophe
&lpar;
(
&#x0028;
( 
left parenthesis
&rpar;
)
&#x0029;
) 
right parenthesis
&comma;
,
&#x002C;
, 
comma
&lowbar;
_
&#x005F;
_ 
low line
&hyphen;
‐
&#x2010;
- 
hyphen
&period;
.
&#x002E;
. 
full stop, period
&sol;
/
&#x002F;
/ 
solidus
&colon;
:
&#x003A;
: 
colon
&semi;
;
&#x003B;
; 
semicolon
&quest;
?
&#x003F;
? 
question mark
&iquest;
¿
&#x00BF;
inverted question mark 
inverted question mark
&laquo;
«
&#x00AB;
<< 
angle quotation mark, left
&raquo;
»
&#x00BB;
>> 
angle quotation mark, right
&lsquo;
‘
&#x2018;
' 
single quotation mark, left
&rsquo;
’
&#x2019;
' 
single quotation mark, right
&ldquo;
“
&#x201C;
" 
double quotation mark, left
&rdquo;
”
&#x201D;
" 
double quotation mark, right
&nbsp;
 
&#x00A0;
 
no break (required) space
&shy;
­
&#x00AD;
- 
soft hyphen
Greek Letters
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&agr;
α
&#x03B1;
alpha 
small alpha, Greek
&Agr;
Α
&#x0391;
Alpha 
capital Alpha, Greek
&bgr;
β
&#x03B2;
beta 
small beta, Greek
&Bgr;
Β
&#x0392;
Beta 
capital Beta, Greek
&ggr;
γ
&#x03B3;
gamma 
small gamma, Greek
&Ggr;
Γ
&#x0393;
Gamma 
capital Gamma, Greek
&dgr;
δ
&#x03B4;
delta 
small delta, Greek
&Dgr;
Δ
&#x0394;
Delta
capital Delta, Greek
&egr;
ε
&#x03B5;
epsilon 
small epsilon, Greek
&Egr;
Ε
&#x0395;
Epsilon 
capital Epsilon, Greek
&zgr;
ζ
&#x03B6;
zeta 
small zeta, Greek
&Zgr;
Ζ
&#x0396;
Zeta 
capital Zeta, Greek
&eegr;
η
&#x03B7;
eta 
small eta, Greek
&EEgr;
Η
&#x0397;
Eta 
capital Eta, Greek
&thgr;
θ
&#x03B8;
theta 
small theta, Greek
&THgr;
Θ
&#x0398;
Theta 
capital Theta, Greek
&igr;
ι
&#x03B9;
iota 
small iota, Greek
&Igr;
Ι
&#x0399;
Iota 
capital Iota, Greek
&kgr;
κ
&#x03BA;
kappa 
small kappa, Greek
&Kgr;
Κ
&#x039A;
Kappa 
capital Kappa, Greek
&lgr;
λ
&#x03BB;
lambda 
small lambda, Greek
&Lgr;
Λ
&#x039B;
Lambda 
capital Lambda, Greek
&mgr;
μ
&#x03BC;
mu 
small mu, Greek
&Mgr;
Μ
&#x039C;
mu 
capital Mu, Greek
&ngr;
ν
&#x03BD;
nu 
small nu, Greek
&Ngr;
Ν
&#x039D;
Nu 
capital Nu, Greek
&xgr;
ξ
&#x03BE;
xi 
small xi, Greek
&Xgr;
Ξ
&#x039E;
Xi 
capital Xi, Greek
&ogr;
ο
&#x03BF;
omicron 
small omicron, Greek
&Ogr;
Ο
&#x039F;
Omicron 
capital Omicron, Greek
&pgr;
π
&#x03C0;
pi 
small pi, Greek
&Pgr;
Π
&#x03A0;
Pi 
capital Pi, Greek
&rgr;
ρ
&#x03C1;
rho 
small rho, Greek
&Rgr;
Ρ
&#x03A1;
Rho 
capital Rho, Greek
&sgr;
σ
&#x03C3;
sigma 
small sigma, Greek
&Sgr;
Σ
&#x03A3;
Sigma 
capital Sigma, Greek
&sfgr;
ς
&#x03C2;
sigma 
final small sigma, Greek
&tgr;
τ
&#x03C4;
tau 
small tau, Greek
&Tgr;
Τ
&#x03A4;
Tau 
capital Tau, Greek
&ugr;
υ
&#x03C5;
upsilon 
small upsilon, Greek
&Ugr;
Υ
&#x03A5;
Upsilon 
capital Upsilon, Greek
&phgr;
φ
&#x03C6;
phi 
small phi, Greek
&PHgr;
Φ
&#x03A6;
Phi 
capital Phi, Greek
&khgr;
χ
&#x03C7;
chi 
small chi, Greek
&KHgr;
Χ
&#x03A7;
Chi 
capital Chi, Greek
&psgr;
ψ
&#x03C8;
psi 
small psi, Greek
&PSgr;
Ψ
&#x03A8;
Psi 
capital Psi, Greek
&ohgr;
ω
&#x03C9;
omega 
small omega, Greek
&OHgr;
Ω
&#x03A9;
Omega 
capital Omega, Greek
Monotoniko Greek
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&aacgr;
ά
&#x03AC;
alpha 
small alpha, accent, Greek
&Aacgr;
Ά
&#x0386;
Alpha
capital Alpha, accent, Greek
&eacgr;
έ
&#x03AD;
epsilon 
small epsilon, accent, Greek
&Eacgr;
Έ
&#x0388;
Epsilon 
capital Epsilon, accent, Greek
&eeacgr;
ή
&#x03AE;
eta 
small eta, accent, Greek
&EEacgr;
Ή
&#x0389;
Eta 
capital Eta, accent, Greek
&idigr;
ϊ
&#x03CA;
iota 
small iota, dieresis, Greek
&Idigr;
Ϊ
&#x03AA;
Iota 
capital Iota, dieresis, Greek
&iacgr;
ί
&#x03AF;
iota 
small iota, accent, Greek
&Iacgr;
Ί
&#x038A;
Iota 
capital Iota, accent, Greek
&idiagr;
ΐ
&#x0390;
iota 
small iota, dieresis, accent, Greek
&oacgr;
ό
&#x03CC;
omicron 
small omicron, accent, Greek
&Oacgr;
Ό
&#x038C;
Omicron 
capital Omicron, accent, Greek
&udigr;
ϋ
&#x03CB;
upsilon 
small upsilon, dieresis, Greek
&Udigr;
Ϋ
&#x03AB;
Upsilon 
capital Upsilon, dieresis, Greek
&uacgr;
ύ
&#x03CD;
upsilon 
small upsilon, accent, Greek
&Uacgr;
Ύ
&#x038E;
Upsilon 
capital Upsilon, accent, Greek
&udiagr;
ΰ
&#x03B0;
upsilon 
small upsilon, dieresis, accent, Greek
&ohacgr;
ώ
&#x03CE;
omega 
small omega, accent, Greek
&OHacgr;
Ώ
&#x038F;
Omega 
capital Omega, accent, Greek
Greek Symbols
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&alpha;
α
&#x03B1;
alpha 
small alpha, Greek
&beta;
β
&#x03B2;
beta 
small beta, Greek
&gamma;
γ
&#x03B3;
gamma 
small gamma, Greek
&Gamma;
Γ
&#x0393;
Gamma 
capital Gamma, Greek
&gammad;
Ϝ
&#x03DC;
digamma 
digamma
&delta;
δ
&#x03B4;
delta 
small delta, Greek
&Delta;
Δ
&#x0394;
Delta 
capital Delta, Greek
&epsi;
ε
&#x03B5;
epsilon 
small epsilon, Greek
&epsiv;
ɛ
&#x025B;
epsilon 
var epsilon
&epsis;
ε
&#x03B5;
epsilon 
straight epsilon
&zeta;
ζ
&#x03B6;
zeta 
small zeta, Greek
&eta;
η
&#x03B7;
eta 
small eta, Greek
&thetas;
θ
&#x03B8;
theta 
straight theta
&Theta;
Θ
&#x0398;
Theta 
capital Theta, Greek
&thetav;
ϑ
&#x03D1;
theta 
var theta - curly or open theta
&iota;
ι
&#x03B9;
iota 
small iota, Greek
&kappa;
κ
&#x03BA;
kappa 
small kappa, Greek
&kappav;
ϰ
&#x03F0;
kappa 
var kappa
&lambda;
λ
&#x03BB;
lambda 
small lambda, Greek
&Lambda;
Λ
&#x039B;
Lambda 
capital Lambda, Greek
&mu;
μ
&#x03BC;
mu 
small mu, Greek
&nu;
ν
&#x03BD;
nu 
small nu, Greek
&xi;
ξ
&#x03BE;
xi 
small xi, Greek
&Xi;
Ξ
&#x039E;
Xi
capital Xi, Greek
&pi;
π
&#x03C0;
pi 
small pi, Greek
&piv;
ϖ
&#x03D6;
pi 
varpi
&Pi;
Π
&#x03A0;
Pi 
capital Pi, Greek
&rho;
ρ
&#x03C1;
rho 
small rho, Greek
&rhov;
ϱ
&#x03F1;
rho 
var rho
&sigma;
σ
&#x03C3;
sigma 
small sigma, Greek
&Sigma;
Σ
&#x03A3;
Sigma 
capital Sigma, Greek
&sigmav;
ς
&#x03C2;
sigma 
var sigma
&tau;
τ
&#x03C4;
tau 
small tau, Greek
&upsi;
υ
&#x03C5;
upsilon 
small upsilon, Greek
&Upsi;
ϒ
&#x03D2;
Upsilon 
capital Upsilon, Greek
&phis;
φ
&#x03C6;
phi 
straight phi
&Phi;
Φ
&#x03A6;
Phi 
capital Phi, Greek
&phiv;
ϕ
&#x03D5;
phi 
var phi - curly or open phi
&chi;
χ
&#x03C7;
chi 
small chi, Greek
&psi;
ψ
&#x03C8;
psi 
small psi, Greek
&Psi;
Ψ
&#x03A8;
Psi 
capital Psi, Greek
&omega;
ω
&#x03C9;
omega 
small omega, Greek
&Omega;
Ω
&#x03A9;
Omega 
capital Omega, Greek
Alternative Greek Symbols
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&b.alpha;
α
&#x03B1;
alpha 
small alpha, Greek
&b.beta;
β
&#x03B2;
beta 
small beta, Greek
&b.gamma;
γ
&#x03B3;
gamma 
small gamma, Greek
&b.Gamma;
Γ
&#x0393;
Gamma 
capital Gamma, Greek
&b.gammad;
ϝ
&#x03DD;
digamma 
digamma
&b.delta;
δ
&#x03B4;
delta 
small delta, Greek
&b.Delta;
Δ
&#x0394;
Delta 
capital Delta, Greek
&b.epsi;
ε
&#x03B5;
epsilon 
small epsilon, Greek
&b.epsiv;
ɛ
&#x025B;
epsilon 
var epsilon
&b.epsis;
ε
&#x03B5;
epsilon 
straight epsilon
&b.zeta;
ζ
&#x03B6;
zeta 
small zeta, Greek
&b.eta;
η
&#x03B7;
eta 
small eta, Greek
&b.thetas;
θ
&#x03B8;
theta 
straight theta
&b.Theta;
Θ
&#x0398;
Theta 
capital Theta, Greek
&b.thetav;
ϑ
&#x03D1;
theta 
var theta - curly or open theta
&b.iota;
ι
&#x03B9;
iota 
small iota, Greek
&b.kappa;
κ
&#x03BA;
kappa 
small kappa, Greek
&b.kappav;
ϰ
&#x03F0;
kappa 
var kappa
&b.lambda;
λ
&#x03BB;
lambda 
small lambda, Greek
&b.Lambda;
Λ
&#x039B;
Lambda 
capital Lambda, Greek
&b.mu;
μ
&#x03BC;
mu 
small mu, Greek
&b.nu;
ν
&#x03BD;
nu 
small nu, Greek
&b.xi;
ξ
&#x03BE;
xi 
small xi, Greek
&b.Xi;
Ξ
&#x039E;
Xi 
capital Xi, Greek
&b.pi;
π
&#x03C0;
pi 
small pi, Greek
&b.Pi;
Π
&#x03A0;
Pi 
capital Pi, Greek
&b.piv;
ϖ
&#x03D6;
pi 
var pi
&b.rho;
ρ
&#x03C1;
rho 
small rho, Greek
&b.rhov;
ϱ
&#x03F1;
rho 
var rho
&b.sigma;
σ
&#x03C3;
sigma 
small sigma, Greek
&b.Sigma;
Σ
&#x03A3;
Sigma 
capital Sigma, Greek
&b.sigmav;
ς
&#x03C2;
sigma 
var sigma
&b.tau;
τ
&#x03C4;
tau 
small tau, Greek
&b.upsi;
υ
&#x03C5;
upsilon 
small upsilon, Greek
&b.Upsi;
ϒ
&#x03D2;
Upsilon 
capital Upsilon, Greek
&b.phis;
φ
&#x03C6;
phi 
straight phi
&b.Phi;
Φ
&#x03A6;
Phi 
capital Phi, Greek
&b.phiv;
ϕ
&#x03D5;
phi 
var phi - curly or open phi
&b.chi;
χ
&#x03C7;
chi 
small chi, Greek
&b.psi;
ψ
&#x03C8;
psi 
small psi, Greek
&b.Psi;
Ψ
&#x03A8;
Psi 
capital Psi, Greek
&b.omega;
ω
&#x03C9;
omega 
small omega, Greek
&b.Omega;
Ω
&#x03A9;
Omega 
capital Omega, Greek
Relations
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&rceil;
⌉
&#x2309;
right ceiling 
right ceiling
&rfloor;
⌋
&#x230B;
right floor
right floor
&rpargt;
⦔
&#x2994;
right paren, gt 
right paren, gt
&urcorn;
⌝
&#x231D;
upper right corner 
upper right corner
&drcorn;
⌟
&#x231F;
downward right corner 
downward right corner
&lceil;
⌈
&#x2308;
left ceiling 
left ceiling
&lfloor;
⌊
&#x230A;
left floor 
left floor
&ulcorn;
⌜
&#x231C;
upper left corner 
upper left corner
&dlcorn;
⌞
&#x231E;
downward left corner 
downward left corner
Negated Relations
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&gne;
≩
&#x2269;
greater, not dbl equals 
greater, not equals
&gnE;
≩
&#x2269;
greater, not dbl equals 
greater, not double equals
&gnsim;
⋧
&#x22E7;
greater, not similar 
greater, not similar
&lnap;
⪉
&#x2A89;
less, not approximate 
less, not approximate
&lnE;
≨
&#x2268;
less, not double equals 
less, not double equals
&lne;
≨
&#x2268;
less, not double equals 
less, not equals
&lnsim;
⋦
&#x22E6;
less, not similar 
less, not similar
&nap;
≉
&#x2249;
not approximate
not approximate
&ncong;
≇
&#x2247;
not congruent with 
not congruent with
&nequiv;
≢
&#x2262;
not identical with 
not identical with
&ngE;
≱
&#x2271;
not greater, double equals 
not greater, double equals
&nge;
≱
&#x2271;
not greater-than-or-equal 
not greater-than-or-equal
&nges;
≱
&#x2271;
not greater, double equals 
not gt-or-eq, slanted
&ngt;
≯
&#x226F;
not greater-than 
not greater-than
&nle;
≰
&#x2270;
not less-than-or-equal 
not less-than-or-equal
&nlE;
≰
&#x2270;
not less, double equals 
not less, double equals
&nles;
≰
&#x2270;
not less, double equals 
not less-or-eq, slant
&nlt;
≮
&#x226E;
not less-than 
not less-than
&nltri;
⋪
&#x22EA;
not left triangle 
not left triangle
&nltrie;
⋬
&#x22EC;
not l tri, eq 
not left tri, equals
&nmid;
∤
&#x2224;
nmid 
nmid
&npar;
∦
&#x2226;
not parallel 
not parallel
&npr;
⊀
&#x2280;
not precedes 
not precedes
&nrtri;
⋫
&#x22EB;
not rt triangle 
not right triangle
&nrtrie;
⋭
&#x22ED;
not r tri, eq 
not right tri, equals
&nsc;
⊁
&#x2281;
not succeeds 
not succeeds
&nsim;
≁
&#x2241;
not similar 
not similar
&nsime;
≄
&#x2244;
not similar, equals 
not similar, equals
&nsmid;
∤
&#x2224;
nshortmid 
not short mid
&nsub;
⊄
&#x2284;
not subset 
not subset
&nsube;
⊈
&#x2288;
not subset, dbl eq 
not subset, equals
&nsubE;
⊈
&#x2288;
not subset, dbl eq 
not subset, double equals
&nsup;
⊅
&#x2285;
not superset 
not superset
&nsupE;
⊉
&#x2289;
not superset, equals 
not superset, double equals
&nsupe;
⊉
&#x2289;
not superset, equals 
not superset, equals
&nvdash;
⊬
&#x22AC;
not vertical, dash 
not vertical, dash
&nvDash;
⊭
&#x22AD;
not vertical, dbl dash 
not vertical, double dash
&nVDash;
⊯
&#x22AF;
not dbl vert, dbl dash 
not double vert, double dash
&nVdash;
⊮
&#x22AE;
not dbl vertical, dash 
not double vertical, dash
&prnap;
⋨
&#x22E8;
precedes, not approx 
precedes, not approx
&prnE;
⪵
&#x2AB5;
precedes, not dbl eq 
precedes, not double equals
&prnsim;
⋨
&#x22E8;
precedes, not approx 
precedes, not similar
&scnap;
⋩
&#x22E9;
succeeds, not approx 
succeeds, not approx
&scnE;
⪶
&#x2AB6;
succeeds, not dbl eq 
succeeds, not double equals
&scnsim;
⋩
&#x22E9;
succeeds, not approx 
succeeds, not similar
&subne;
⊊
&#x228A;
subset, not equals 
subset, not equals
&subnE;
⊊
&#x228A;
subset, not equals
subset, not double equals
&supne;
⊋
&#x228B;
superset, not dbl eq 
superset, not equals
&supnE;
⊋
&#x228B;
superset, not dbl eq 
superset, not double equals
Arrows
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&cularr;
↶
&#x21B6;
left curved arrow 
left curved arrow
&curarr;
↷
&#x21B7;
right curved arrow 
right curved arrow
&dArr;
⇓
&#x21D3;
down double arrow 
down double arrow
&darr2;
⇊
&#x21CA;
two down arrows 
two down arrows
&dharl;
⇃
&#x21C3;
down harpoon-left 
down harpoon-left
&dharr;
⇂
&#x21C2;
down harpoon-right 
down harpoon-right
&lAarr;
⇚
&#x21DA;
left triple arrow 
left triple arrow
&Larr;
↞
&#x219E;
two head left arrow 
two head left arrow
&larr2;
⇇
&#x21C7;
two left arrows 
two left arrows
&larrhk;
↩
&#x21A9;
left arrow-hooked 
left arrow-hooked
&larrlp;
↫
&#x21AB;
left arrow-looped 
left arrow-looped
&larrtl;
↢
&#x21A2;
left arrow-tailed 
left arrow-tailed
&lhard;
↽
&#x21BD;
left harpoon-down
left harpoon-down
&lharu;
↼
&#x21BC;
left harpoon-up 
left harpoon-up
&hArr;
⇔
&#x21D4;
<--> 
left&right double arrow
&harr;
↔
&#x2194;
<--> 
left&right arrow
&lrarr2;
⇆
&#x21C6;
left arrow over right arrow 
left arrow over right arrow
&rlarr2;
⇄
&#x21C4;
right arrow over left arrow 
right arrow over left arrow
&harrw;
↭
&#x21AD;
left and right squig arrow 
left&right arrow-wavy
&rlhar2;
⇌
&#x21CC;
right harpoon over left harpoon 
right harp over left
&lrhar2;
⇋
&#x21CB;
left harpoon over right harpoon 
left harp over right
&lsh;
↰
&#x21B0;
Lsh 
Lsh
&map;
↦
&#x21A6;
mapsto 
maps to
&mumap;
⊸
&#x22B8;
multimap 
multi map
&nearr;
↗
&#x2197;
NE pointing arrow 
near pointing arrow
&nlArr;
⇍
&#x21CD;
not implied by 
not Left arrow; not implied by
&nlarr;
↚
&#x219A;
not left arrow 
not left arrow
&nhArr;
⇎
&#x21CE;
not l&r dbl arr 
not left&right double arrow
&nharr;
↮
&#x21AE;
not l&r arrow 
not left&right arrow
&nrarr;
↛
&#x219B;
not right arrow 
not right arrow
&nrArr;
⇏
&#x21CF;
not implies 
not implies
&nwarr;
↖
&#x2196;
NW pointing arrow 
NW pointing arrow
&olarr;
↺
&#x21BA;
left arrow in circle 
left arrow in circle
&orarr;
↻
&#x21BB;
right arrow in circle 
right arrow in circle
&rAarr;
⇛
&#x21DB;
right triple arrow 
right triple arrow
&Rarr;
↠
&#x21A0;
two head right arrow 
two head rightarrow
&rarr2;
⇉
&#x21C9;
two right arrows 
two right arrows
&rarrhk;
↪
&#x21AA;
right arrow-hooked 
right arrow-hooked
&rarrlp;
↬
&#x21AC;
right arrow-looped 
right arrow-looped
&rarrtl;
↣
&#x21A3;
right arrow-tailed 
right arrow-tailed
&rarrw;
⇝
&#x21DD;
right arrow-wavy 
right arrow-wavy
&rhard;
⇁
&#x21C1;
right harpoon-down 
right harpoon-down
&rharu;
⇀
&#x21C0;
right harpoon-up 
right harpoon-up
&rsh;
↱
&#x21B1;
Rsh 
Rsh
&drarr;
↘
&#x2198;
SE pointing arrow 
downward right arrow
&dlarr;
↙
&#x2199;
SW pointing arrow 
downward left arrow
&uArr;
⇑
&#x21D1;
up dbl arrow 
up double arrow
&uarr2;
⇈
&#x21C8;
two up arrows 
two up arrows
&vArr;
⇕
&#x21D5;
up and down dbl arrow 
up&down double arrow
&varr;
↕
&#x2195;
up and down arrow 
up&down arrow
&uharl;
↿
&#x21BF;
up harpoon-left 
up harpoon-left
&uharr;
↾
&#x21BE;
up harp-right 
up harp-right
Binary Operators
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&Barwed;
⌆
&#x2306;
log and, dbl bar 
logical and, double bar
&barwed;
⊼
&#x22BC;
logical and, bar above 
logical and, bar above
&Cap;
⋒
&#x22D2;
dbl intersection 
double intersection
&Cup;
⋓
&#x22D3;
dbl union 
double union
&cuvee;
⋎
&#x22CE;
curly logical or 
curly logical or
&cuwed;
⋏
&#x22CF;
curly logical and 
curly logical and
&diam;
⋄
&#x22C4;
open diamond 
open diamond
&divonx;
⋇
&#x22C7;
division on times 
division on times
&intcal;
⊺
&#x22BA;
intercal 
intercal
&lthree;
⋋
&#x22CB;
leftthreetimes 
left three times
&ltimes;
⋉
&#x22C9;
times sign, left closed 
times sign, left closed
&minusb;
⊟
&#x229F;
minus sign in box 
minus sign in box
&oast;
⊛
&#x229B;
asterisk in circle 
asterisk in circle
&ocir;
⊚
&#x229A;
open dot in circle 
open dot in circle
&odash;
⊝
&#x229D;
hyphen in circle 
hyphen in circle
&odot;
⊙
&#x2299;
middle dot in circle 
middle dot in circle
&ominus;
⊖
&#x2296;
minus sign in circle 
minus sign in circle
&oplus;
⊕
&#x2295;
plus sign in circle 
plus sign in circle
&osol;
⊘
&#x2298;
solidus in circle 
solidus in circle
&otimes;
⊗
&#x2297;
multiply sign in circle 
multiply sign in circle
&plusb;
⊞
&#x229E;
plus sign in box 
plus sign in box
&plusdo;
∔
&#x2214;
plus sign, dot above 
plus sign, dot above
&rthree;
⋌
&#x22CC;
rightthreetimes 
right threetimes
&rtimes;
⋊
&#x22CA;
times sign, right closed 
times sign, right closed
&sdot;
·
&#x00B7;
. 
small middle dot
&sdotb;
⊡
&#x22A1;
small dot in box 
small dot in box
&setmn;
∖
&#x2216;
\\ 
reverse solidus
&sqcap;
⊓
&#x2293;
square intersection 
square intersection
&sqcup;
⊔
&#x2294;
square union 
square union
&sstarf;
⋆
&#x22C6;
small star, filled 
small star, filled
&timesb;
⊠
&#x22A0;
multiply sign in box 
multiply sign in box
&top;
⊤
&#x22A4;
inverted perpendicular 
inverted perpendicular
&uplus;
⊎
&#x228E;
plus sign in union 
plus sign in union
&wreath;
≀
&#x2240;
wreath product 
wreath product
&xcirc;
◯
&#x25EF;
large circle 
large circle
&xdtri;
▽
&#x25BD;
big dn tri, open 
big triangle down open
&xutri;
△
&#x25B3;
big up tri, open
big triangle up open
&coprod;
∐
&#x2210;
coproduct operator 
coproduct operator
&prod;
∏
&#x220F;
product operator 
product operator
&sum;
∑
&#x2211;
summation operator 
summation operator
Added Math Symbols - Operators
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&ang;
∟
&#x221F;
90 degree angle 
angle
&angmsd;
∡
&#x2221;
measured angle 
angle-measured
&beth;
ℶ
&#x2136;
beth 
beth, Hebrew
&bprime;
‵
&#x2035;
' 
reverse prime
&comp;
∁
&#x2201;
complement 
complement sign
&daleth;
ℸ
&#x2138;
daleth 
daleth, Hebrew
&ell;
ℓ
&#x2113;
l 
cursive small l
&gimel;
ℷ
&#x2137;
gimel 
gimel, Hebrew
&image;
ℑ
&#x2111;
imaginary 
imaginary
&inodot;
ı
&#x0131;
i 
small i, no dot
&nexist;
∄
&#x2204;
negated exists 
negated exists
&oS;
Ⓢ
&#x24C8;
S in circle 
capital S in circle
&planck;
ℏ
&#x210F;
variant Planck's over 2pi 
Planck's over 2pi
&real;
ℜ
&#x211C;
Re 
Re - real
&sbsol;
\
&#x005C;
\\ 
short reverse solidus
&vprime;
′
&#x2032;
' 
prime, variant
&weierp;
℘
&#x2118;
Weierstrass p 
Weierstrass p
Added Math Symbols - Relations
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&ape;
≊
&#x224A;
approximate, equals 
approximate, equals
&asymp;
≍
&#x224D;
asymptotically equal to 
asymptotically equal to
&bcong;
≌
&#x224C;
reverse congruent 
reverse congruent
&bowtie;
⋈
&#x22C8;
bowtie R 
bowtie
&bsim;
∽
&#x223D;
reverse similar 
reverse similar
&bsime;
⋍
&#x22CD;
reverse similar 
reverse similar, equals
&bump;
≎
&#x224E;
bumpy equals 
bumpy equals
&bumpe;
≏
&#x224F;
bumpy equals, equals 
bumpy equals, equals
&cire;
≗
&#x2257;
o= 
circle, equals
&colone;
≔
&#x2254;
:= 
colon, equals
&cuepr;
⋞
&#x22DE;
equal to or precedes 
curly equals, precedes
&cuesc;
⋟
&#x22DF;
equal to or succeeds 
curly equals, succeeds
&cupre;
≼
&#x227C;
precedes or equal to 
curly precedes, equals
&dashv;
⊣
&#x22A3;
dash, vertical 
dash, vertical
&ecir;
≖
&#x2256;
circle on equals sign 
circle on equals sign
&ecolon;
≕
&#x2255;
=: 
equals, colon
&eDot;
≑
&#x2251;
=... 
equals, even dots
&esdot;
≐
&#x2250;
equals, single dot above 
equals, single dot above
&efDot;
≒
&#x2252;
falling dots 
equals, falling dots
&egs;
⋝
&#x22DD;
=/> 
equal-or-greater, slanted
&els;
⋜
&#x22DC;
=/< 
equals-or-less, slanted
&erDot;
≓
&#x2253;
rising dots 
equals, rising dots
&fork;
⋔
&#x22D4;
pitchfork 
pitch fork
&frown;
⌢
&#x2322;
down curve 
down curve
&gap;
≳
&#x2273;
greater, similar 
greater, approximate
&gsdot;
⋗
&#x22D7;
greater than, with dot 
greater than, single dot
&gE;
≧
&#x2267;
>== 
greater, double equals
&gel;
⋛
&#x22DB;
>=< 
greater, equals, less
&gEl;
⋛
&#x22DB;
>=< 
gt, double equals, less
&Gg;
⋙
&#x22D9;
>>> 
triple gtr-than
&gl;
≷
&#x2277;
>< 
greater, less
&gsim;
≳
&#x2273;
greater, similar 
greater, similar
&Gt;
≫
&#x226B;
>> 
double greater-than sign
&lap;
≲
&#x2272;
less, similar 
less, approximate
&ldot;
⋖
&#x22D6;
less than, with dot 
less than, with dot
&lE;
≦
&#x2266;
<== 
less, double equals
&lEg;
⋚
&#x22DA;
<=> 
less, double equals, greater
&leg;
⋚
&#x22DA;
<=> 
less, equals, greater
&lg;
≶
&#x2276;
<> 
less, greater
&Ll;
⋘
&#x22D8;
<<< 
triple less-than
&lsim;
≲
&#x2272;
less, similar 
less, similar
&Lt;
≪
&#x226A;
<< 
double less-than sign
&ltrie;
⊴
&#x22B4;
left triangle, eq 
left triangle, equals
&mid;
∣
&#x2223;
mid R: 
mid
&models;
⊧
&#x22A7;
models R: 
models
&pr;
≺
&#x227A;
equal to or precedes 
precedes
&prap;
≾
&#x227E;
similar 
precedes, approximate
&prsim;
≾
&#x227E;
similar 
precedes, similar
&rtrie;
⊵
&#x22B5;
right tri, eq 
right triangle , equals
&samalg;
∐
&#x2210;
coproduct operator 
small amalg
&sc;
≻
&#x227B;
equal to or succeeds 
succeeds
&scap;
≿
&#x227F;
succeeds, similar 
succeeds, approximate
&sccue;
≽
&#x227D;
succeeds, equals 
succeeds, curly equals
&sce;
≽
&#x227D;
succeeds, equals 
succeeds, equals
&scsim;
≿
&#x227F;
succeeds, similar 
succeeds, similar
&sfrown;
⌢
&#x2322;
down curve 
small down curve
&smid;
∣
&#x2223;
shortmid R: 
short mid
&smile;
⌣
&#x2323;
up curve 
smile up curve
&sqsub;
⊏
&#x228F;
square subset 
square subset
&sqsube;
⊑
&#x2291;
square subset, equals 
square subset, equals
&sqsup;
⊐
&#x2290;
square superset 
square superset
&sqsupe;
⊒
&#x2292;
square superset, eq 
square superset, equals
&ssmile;
⌣
&#x2323;
up curve 
small up curve
&Sub;
⋐
&#x22D0;
double subset 
double subset
&subE;
⊆
&#x2286;
subset, dbl equals 
subset, double equals
&Sup;
⋑
&#x22D1;
dbl superset 
double superset
&supE;
⊇
&#x2287;
superset, dbl equals 
superset, double equals
&thkap;
&#xE306;
thick approximate 
thick approximate
&thksim;
&#xE429;
thick similar 
thick similar
&trie;
≜
&#x225C;
triangle, equals 
triangle, equals
&twixt;
≬
&#x226C;
between 
between
&vdash;
⊢
&#x22A2;
vertical, dash 
vertical, dash
&Vdash;
⊩
&#x22A9;
dbl vertical, dash 
double vertical, dash
&vDash;
⊨
&#x22A8;
vertical, dbl dash 
vertical, double dash
&veebar;
⊻
&#x22BB;
logical or, bar below 
logical or, bar below
&vltri;
⊲
&#x22B2;
left tri, open, var 
left triangle , open, var
&vprop;
∝
&#x221D;
proportional, variant 
proportional, variant
&vrtri;
⊳
&#x22B3;
right tri, open, var
right triangle , open, var
&Vvdash;
⊪
&#x22AA;
triple vertical, dash 
triple vertical, dash
Russian Cyrillic
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&acy;
а
&#x0430;
small a, Cyrillic 
small a, Cyrillic
&Acy;
А
&#x0410;
capital A, Cyrillic 
capital A, Cyrillic
&bcy;
б
&#x0431;
small be, Cyrillic 
small be, Cyrillic
&Bcy;
Б
&#x0411;
capital BE, Cyrillic 
capital BE, Cyrillic
&vcy;
в
&#x0432;
small ve, Cyrillic 
small ve, Cyrillic
&Vcy;
В
&#x0412;
capital VE, Cyrillic 
capital VE, Cyrillic
&gcy;
г
&#x0433;
small ghe, Cyrillic 
small ghe, Cyrillic
&Gcy;
Г
&#x0413;
capital GHE, Cyrillic 
capital GHE, Cyrillic
&dcy;
д
&#x0434;
small de, Cyrillic 
small de, Cyrillic
&Dcy;
Д
&#x0414;
capital DE, Cyrillic 
capital DE, Cyrillic
&iecy;
е
&#x0435;
small ie, Cyrillic 
small ie, Cyrillic
&IEcy;
Е
&#x0415;
capital IE, Cyrillic 
capital IE, Cyrillic
&iocy;
ё
&#x0451;
small io, Russian 
small io, Russian
&IOcy;
Ё
&#x0401;
capital IO, Russian 
capital IO, Russian
&zhcy;
ж
&#x0436;
small zhe, Cyrillic 
small zhe, Cyrillic
&ZHcy;
Ж
&#x0416;
capital ZHE, Cyrillic 
capital ZHE, Cyrillic
&zcy;
з
&#x0437;
small ze, Cyrillic 
small ze, Cyrillic
&Zcy;
З
&#x0417;
capital ZE, Cyrillic 
capital ZE, Cyrillic
&icy;
и
&#x0438;
small i, Cyrillic 
small i, Cyrillic
&Icy;
И
&#x0418;
capital I, Cyrillic 
capital I, Cyrillic
&jcy;
й
&#x0439;
small short i, Cyrillic 
small short i, Cyrillic
&Jcy;
Й
&#x0419;
capital short I, Cyrillic 
capital short I, Cyrillic
&kcy;
к
&#x043A;
small ka, Cyrillic 
small ka, Cyrillic
&Kcy;
К
&#x041A;
capital KA, Cyrillic 
capital KA, Cyrillic
&lcy;
л
&#x043B;
small el, Cyrillic 
small el, Cyrillic
&Lcy;
Л
&#x041B;
capital EL, Cyrillic 
capital EL, Cyrillic
&mcy;
м
&#x043C;
small em, Cyrillic 
small em, Cyrillic
&Mcy;
М
&#x041C;
capital EM, Cyrillic 
capital EM, Cyrillic
&ncy;
н
&#x043D;
small en, Cyrillic 
small en, Cyrillic
&Ncy;
Н
&#x041D;
capital EN, Cyrillic 
capital EN, Cyrillic
&ocy;
о
&#x043E;
small o, Cyrillic 
small o, Cyrillic
&Ocy;
О
&#x041E;
capital O, Cyrillic 
capital O, Cyrillic
&pcy;
п
&#x043F;
small pe, Cyrillic 
small pe, Cyrillic
&Pcy;
П
&#x041F;
capital PE, Cyrillic 
capital PE, Cyrillic
&rcy;
р
&#x0440;
small er, Cyrillic 
small er, Cyrillic
&Rcy;
Р
&#x0420;
capital ER, Cyrillic 
capital ER, Cyrillic
&scy;
с
&#x0441;
small es, Cyrillic 
small es, Cyrillic
&Scy;
С
&#x0421;
capital ES, Cyrillic 
capital ES, Cyrillic
&tcy;
т
&#x0442;
small te, Cyrillic 
small te, Cyrillic
&Tcy;
Т
&#x0422;
capital TE, Cyrillic 
capital TE, Cyrillic
&ucy;
у
&#x0443;
small u, Cyrillic 
small u, Cyrillic
&Ucy;
У
&#x0423;
capital U, Cyrillic 
capital U, Cyrillic
&fcy;
ф
&#x0444;
small ef, Cyrillic 
small ef, Cyrillic
&Fcy;
Ф
&#x0424;
capital EF, Cyrillic 
capital EF, Cyrillic
&khcy;
х
&#x0445;
small ha, Cyrillic 
small ha, Cyrillic
&KHcy;
Х
&#x0425;
capital HA, Cyrillic 
capital HA, Cyrillic
&tscy;
ц
&#x0446;
small tse, Cyrillic 
small tse, Cyrillic
&TScy;
Ц
&#x0426;
capital TSE, Cyrillic 
capital TSE, Cyrillic
&chcy;
ч
&#x0447;
small che, Cyrillic 
small che, Cyrillic
&CHcy;
Ч
&#x0427;
capital CHE, Cyrillic 
capital CHE, Cyrillic
&shcy;
ш
&#x0448;
small sha, Cyrillic 
small sha, Cyrillic
&SHcy;
Ш
&#x0428;
capital SHA, Cyrillic 
capital SHA, Cyrillic
&shchcy;
щ
&#x0449;
small shcha, Cyrillic 
small shcha, Cyrillic
&SHCHcy;
Щ
&#x0429;
capital SHCHA, Cyrillic 
capital SHCHA, Cyrillic
&hardcy;
ъ
&#x044A;
small hard sign, Cyrillic 
small hard sign, Cyrillic
&HARDcy;
Ъ
&#x042A;
capital HARD sign, Cyrillic 
capital HARD sign, Cyrillic
&ycy;
ы
&#x044B;
small yeru, Cyrillic 
small yeru, Cyrillic
&Ycy;
Ы
&#x042B;
capital YERU, Cyrillic 
capital YERU, Cyrillic
&softcy;
ь
&#x044C;
small soft sign, Cyrillic 
small soft sign, Cyrillic
&SOFTcy;
Ь
&#x042C;
capital SOFT sign, Cyrillic 
capital SOFT sign, Cyrillic
&ecy;
э
&#x044D;
small e, Cyrillic 
small e, Cyrillic
&Ecy;
Э
&#x042D;
capital E, Cyrillic 
capital E, Cyrillic
&yucy;
ю
&#x044E;
small yu, Cyrillic 
small yu, Cyrillic
&YUcy;
Ю
&#x042E;
capital YU, Cyrillic 
capital YU, Cyrillic
&yacy;
я
&#x044F;
small ya, Cyrillic 
small ya, Cyrillic
&YAcy;
Я
&#x042F;
capital YA, Cyrillic 
capital YA, Cyrillic
&numero;
№
&#x2116;
numero sign 
numero sign
Non-Russian Cyrillic
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&djcy;
ђ
&#x0452;
small dje, Serbian 
small dje, Serbian
&DJcy;
Ђ
&#x0402;
capital DJE, Serbian 
capital DJE, Serbian
&gjcy;
ѓ
&#x0453;
small gje, Macedonian 
small gje, Macedonian
&GJcy;
Ѓ
&#x0403;
capital GJE Macedonian 
capital GJE Macedonian
&jukcy;
є
&#x0454;
small je, Ukrainian 
small je, Ukrainian
&Jukcy;
Є
&#x0404;
capital JE, Ukrainian 
capital JE, Ukrainian
&dscy;
ѕ
&#x0455;
small dse, Macedonian 
small dse, Macedonian
&DScy;
Ѕ
&#x0405;
capital DSE, Macedonian 
capital DSE, Macedonian
&iukcy;
і
&#x0456;
small i, Ukrainian 
small i, Ukrainian
&Iukcy;
І
&#x0406;
capital I, Ukrainian 
capital I, Ukrainian
&yicy;
ї
&#x0457;
small yi, Ukrainian 
small yi, Ukrainian
&YIcy;
Ї
&#x0407;
capital YI, Ukrainian 
capital YI, Ukrainian
&jsercy;
ј
&#x0458;
small je, Serbian 
small je, Serbian
&Jsercy;
Ј
&#x0408;
capital JE, Serbian 
capital JE, Serbian
&ljcy;
љ
&#x0459;
small lje, Serbian 
small lje, Serbian
&LJcy;
Љ
&#x0409;
capital LJE, Serbian 
capital LJE, Serbian
&njcy;
њ
&#x045A;
small nje, Serbian 
small nje, Serbian
&NJcy;
Њ
&#x040A;
capital NJE, Serbian 
capital NJE, Serbian
&tshcy;
ћ
&#x045B;
small tshe, Serbian 
small tshe, Serbian
&TSHcy;
Ћ
&#x040B;
capital TSHE, Serbian 
capital TSHE, Serbian
&kjcy;
ќ
&#x045C;
small kje Macedonian 
small kje Macedonian
&KJcy;
Ќ
&#x040C;
capital KJE, Macedonian 
capital KJE, Macedonian
&ubrcy;
ў
&#x045E;
small u, Byelorussian 
small u, Byelorussian
&Ubrcy;
Ў
&#x040E;
capital U, Byelorussian 
capital U, Byelorussian
&dzcy;
џ
&#x045F;
small dze, Serbian 
small dze, Serbian
&DZcy;
Џ
&#x040F;
capital dze, Serbian 
capital dze, Serbian
Box and Line Drawing
Entity
Special Characters
Unicode
PubMed Displays as
Meaning
&boxh;
─
&#x2500;
horizontal line 
horizontal line
&boxv;
│
&#x2502;
vertical line 
vertical line
&boxur;
└
&#x2514;
upper right quadrant 
upper right quadrant
&boxul;
┘
&#x2518;
upper left quadrant 
upper left quadrant
&boxdl;
┐
&#x2510;
lower left quadrant 
lower left quadrant
&boxdr;
┌
&#x250C;
lower right quadrant 
lower right quadrant
&boxvr;
├
&#x251C;
upper and lower right quadrants 
upper and lower right quadrants
&boxhu;
┴
&#x2534;
upper left and right quadrants 
upper left and right quadrants
&boxvl;
┤
&#x2524;
upper and lower left quadrants 
upper and lower left quadrants
&boxhd;
┬
&#x252C;
lower left and right quadrants 
lower left and right quadrants
&boxvh;
┼
&#x253C;
all four quadrants 
all four quadrants
&boxvR;
╞
&#x255E;
upper and lower right quadrants 
upper and lower right quadrants
&boxhU;
╨
&#x2568;
upper left and right quadrants 
upper left and right quadrants
&boxvL;
╡
&#x2561;
upper and lower left quadrants 
upper and lower left quadrants
&boxhD;
╥
&#x2565;
lower left and right quadrants 
lower left and right quadrants
&boxvH;
╪
&#x256A;
all four quadrants 
all four quadrants
&boxH;
═
&#x2550;
horizontal line
horizontal line
&boxV;
║
&#x2551;
vertical line 
vertical line
&boxUR;
╚
&#x255A;
upper right quadrant 
upper right quadrant
&boxUL;
╝
&#x255D;
upper left quadrant 
upper left quadrant
&boxDL;
╗
&#x2557;
lower left quadrant 
lower left quadrant
&boxDR;
╔
&#x2554;
lower right quadrant 
lower right quadrant
&boxVR;
╠
&#x2560;
upper and lower right quadrants 
upper and lower right quadrants
&boxHU;
╩
&#x2569;
upper left and right quadrants 
upper left and right quadrants
&boxVL;
╣
&#x2563;
upper and lower left quadrants 
upper and lower left quadrants
&boxHD;
╦
&#x2566;
lower left and right quadrants 
lower left and right quadrants
&boxVH;
╬
&#x256C;
all four quadrants 
all four quadrants
&boxVr;
╟
&#x255F;
upper and lower right quadrants 
upper and lower right quadrants
&boxHu;
╧
&#x2567;
upper left and right quadrants 
upper left and right quadrants
&boxVl;
╢
&#x2562;
upper and lower left quadrants 
upper and lower left quadrants
&boxHd;
╤
&#x2564;
lower left and right quadrants 
lower left and right quadrants
&boxVh;
╫
&#x256B;
all four quadrants 
all four quadrants
&boxuR;
╘
&#x2558;
upper right quadrant 
upper right quadrant
&boxUl;
╜
&#x255C;
upper left quadrant 
upper left quadrant
&boxdL;
╕
&#x2555;
lower left quadrant 
lower left quadrant
&boxDr;
╓
&#x2553;
lower right quadrant 
lower right quadrant
&boxUr;
╙
&#x2559;
upper right quadrant 
upper right quadrant
&boxuL;
╛
&#x255B;
upper left quadrant 
upper left quadrant
&boxDl;
╖
&#x2556;
lower left quadrant 
lower left quadrant
&boxdR;
╒
&#x2552;
lower right quadrant 
lower right quadrant