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-o ,
o ,
O , or
o- in Wiktionary, the free dictionary.
O , or o , is the fifteenth letter of the English alphabet.
O may also refer to:
Letters
Օ օ, (Unicode: U+0555, U+0585) a letter in the
Armenian alphabet
Ο ο,
Omicron , (Greek), a letter in the Greek alphabet
O (Cyrillic) , a letter of the Cyrillic alphabet
O (kana) , a romanization of the kana (お and オ) in Japanese writing
ㅇ , a consonant in Hangul, the Korean alphabet
ဝ , a consonant in Burmese script
Arts and entertainment
Film and television
O (film) , 2001 film starring Josh Hartnett, Mekhi Phifer and Julia Stiles
Literature
Media and publications
Music
"
O (Oh!) ", 1920 by Ted Lewis, 1953 by Pee Wee Hunt
O (A.C. Acoustics album) , 2002
O (Damien Rice album) , 2002
O (Eiko Shimamiya album) , 2006
O (Omarion album) , 2005
o (Tilly and the Wall album) , 2008
O (EP) , a 2023 EP by Yuju
O , 2002 album by
Zone
"O", a 2014 song by Coldplay from
Ghost Stories
"o", a song by
iamamiwhoami
"O!", a song by the American band Bright from
The Albatross Guest House , 1997
O (musician) , American musician
Sports
O (gesture) , a gesture used to show support for the sports teams of the University of Oregon
Baltimore Orioles , an American Major League Baseball team, among whose common nicknames are "O's" and "The O's"
Others
Companies
History
Linguistics
Mathematics
f
=
O
(
g
)
{\displaystyle f=O(g)}
, a
Bachmann–Landau notation in computational complexity theory ("|f | is bounded above by g asymptotically")
f
=
o
(
g
)
{\displaystyle f=o(g)}
, a
Bachmann–Landau notation in computational complexity theory ("f is dominated by g asymptotically")
O, for
orthogonal group
∘ indicates
function composition , or composition of morphisms in a category
Category O or
O
{\displaystyle {\mathcal {O}}}
, a category of Lie algebra representations
o, for
octet , an information measure unit used in computing
Media
O, an
IRC operator service in QuakeNet's IRC services
O Channel, the former name of
Moji a television network in Indonesia
Places
O Brook , a short river in Devon, England
Science
Oxygen , symbol O, a chemical element
O, a human
blood type , the universal donor
Haplogroup O (Y-DNA) , a Y-chromosomal DNA haplogroup
O, for
pyrrolysine an alpha amino acid in biochemistry
Class O , stellar classification for very hot bluish stars
O (for Octavius , meaning an eight of a gallon), an apothecary's symbol for a
pint
Surname
O (surname) , Korean surname romanized "O" or "Oh"
Ō (Japanese surname), Japanese surname derived from the Chinese surname
Wang (王)
Ō clan a historical Japanese clan with an unrelated surname
Ou (surname) , Chinese and Cantonese surnames pronounced "O" or "Oh"
A prefix meaning "grandson (of)", appearing in
Irish surnames
Genovevo de la O (1876-1952), Mexican revolutionary
Karen O , born Karen Lee Orzolek, American singer
Other uses
See also
Search for
"o" on Wikipedia.
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