Wiktionary

O

See also: o, ö, ő, and Appendix:Variations of "o"
LetterO.svg
O U+004F, O
LATIN CAPITAL LETTER O
← N
[U+004E] 		Basic Latin P →
[U+0050]
Ｏ U+FF2F, Ｏ
FULLWIDTH LATIN CAPITAL LETTER O
← Ｎ
[U+FF2E] 		Halfwidth and Fullwidth Forms Ｐ →
[U+FF30]
🅾 U+1F17E, 🅾
NEGATIVE SQUARED LATIN CAPITAL LETTER O
← 🅽
[U+1F17D] 		Enclosed Alphanumeric Supplement 🅿 →
[U+1F17F]

TranslingualEdit

 
English Wikipedia has an article on:
Wikipedia

EtymologyEdit

From the Etruscan letter 𐌏 (o, “o”), from the Ancient Greek letter Ο (O, “omikron”), derived from the Phoenician letter 𐤏‎ (ʿ, “ʿayin”), from the Egyptian hieroglyph 𓁹.

LetterEdit

O (lower case o)

  1. The fifteenth letter of the basic modern Latin alphabet.

See alsoEdit

SymbolEdit

O

  1. (chemistry) Symbol for oxygen.
  2. (mathematics) big O: a class of functions asymptotically bounded from above by a specific function, up to a constant factor
  3. (linear algebra, group theory) orthogonal group

GalleryEdit

  • Letter styles

  • Normal and italic O

  • Uppercase and lowercase O in Fraktur

See alsoEdit

Other representations of O:

EnglishEdit

Etymology 1Edit

PronunciationEdit

  • (UK) IPA(key): /əʊ/
    Audio (RP)
    		(file)
  • (US) IPA(key): /oʊ/
    Audio (GA)
    		(file)

LetterEdit

O (upper case, lower case o, plural Os or O's)

  1. The fifteenth letter of the English alphabet, called o and written in the Latin script.
    • 1959, Anthony Burgess, Beds in the East (The Malayan Trilogy), published 1972, page 421:
      "Supposing somebody sees you, with all those flowers too? Supposing somebody writes him a letter? Ooooh!" (a pure round open Tamil O.)

NounEdit

O (uncountable)

  1. A blood type that lacks A or B antigens and may only receive transfusions of similar type O blood, but may donate to all (neglecting Rh factor). Synonym: universal donor.
See alsoEdit

NumberEdit

O (upper case, lower case o)

  1. The ordinal number fifteenth, derived from this letter of the English alphabet, called o and written in the Latin script.

Etymology 2Edit

English O, o is attested in William Tyndale's 1525 New Testament Translation, as a translation of Ancient Greek ὦ (ô, interjection), Latin o.

Alternative formsEdit

  • o
  • ô (obsolete)

ParticleEdit

O

  2. The English vocative particle, used for direct address.
    O, Death! O, Death! Won't you spare me over til another year? - part of the refrain from the American folk song "A Conversation with Death".
    • 1525, Tyndale's translation of Romans 2.1,3:
      Therefore arte thou inexcusable o man whosoever thou be that iudgest. For in that same where in thou iudgest another, thou cõdemnest thysilfe. For thou that iudgest doest evẽ the same silfe thynges. […] Thynkest thou O man that iudgest them which do soche thyngs and yet dost evẽ the very same, that thou shalt escape the iudgemẽt of God?
    • c. 1810-1820?, Samuel Taylor Coleridge, Notes on Macbeth
      O! the affecting beauty of the death of Cawdor, and the presentimental speech of the king: […]
    • For more quotations using this term, see Citations:O.
Usage notesEdit
  • The word O is typically written in upper case in modern usage.
  • O is often used in translations from languages which have the vocative case.
  • Although it is not strictly archaic, the particle is sometimes used archaizingly. It conveys a formal or reverential tone.
Derived termsEdit
TranslationsEdit
SynonymsEdit
See alsoEdit

Etymology 3Edit

Abbreviation.

NounEdit

O (countable and uncountable, plural Os)

  1. (printing) American Library Association abbreviation of octavo, a book size (20-25 cm).
  2. (soccer) Someone associated with Leyton Orient Football Club, as a player, coach, supporter etc.
  3. (cricket) The number of overs bowled.
  4. (slang) Orgasm.
    Synonym: big O
    • 1998 October 17, M6968, “STORY: The Violation of Sunny a wrestling story, by Wonder Mike”, in alt.sex.stories, Usenet‎[1], retrieved November 22, 2014:
      Sunny felt some cold and wet press against her pussy, it startled her, then it's tongue went deep inside of her, she had been eaten out before, but never this could, who ever was doing it was a real pro, and had to have the longest tongue in the world it was buried at least three inches inside of her and was taking long, hard strokes, it was trying to get even deeper, it was only seconds before she started shaking from her first O.
    • 1999 March 31, JT aka GF, “Re: mary p., hex and going "downtown"”, in alt.psst.hoy, Usenet‎[2], retrieved November 22, 2014:
      Further on, when she's about to reach her first O, the taste turns from no taste to champagne-like.
    • 2010, Lonnie Hicks, Einstein, Religion, Politics and Literature, page 308:
      She thought you could get pregnant from tonguing when kissing; about her first O and how it scared her; how she looked in the mirror afterwards to see if she had changed; about how scared she was when it came time to deliver the baby.
    • 2011 June 14, wtw, “{wtw} - "4someWithFriends" (1/1)”, in alt.sex.stories, Usenet‎[3], retrieved November 22, 2014:
      Now my friend was fingering my wife and licking her clit. My wife reached her first O of the night.

Etymology 4Edit

Korean 오, 伍 or 吳 (o, 伍 or 吳)

Alternative formsEdit

Proper nounEdit

O

  1. A Korean surname, the English form of a surname very common in Korea. (오 (O), hanja: 伍, 吳).

AfarEdit

LetterEdit

O

  1. The fifteenth letter in the Afar alphabet.

See alsoEdit

AzerbaijaniEdit

LetterEdit

O upper case (lower case o)

  1. The twenty-first letter of the Azerbaijani alphabet, written in the Latin script.

See alsoEdit

BasqueEdit

PronunciationEdit

LetterEdit

O (upper case, lower case o)

  1. The sixteenth letter of the Basque alphabet, called o and written in the Latin script.

See alsoEdit

ChineseEdit

EtymologyEdit

From English occupied.

AdjectiveEdit

O

  1. (Hong Kong Cantonese, slang) in a relationship

Derived termsEdit

DutchEdit

PronunciationEdit

LetterEdit

O (capital, lowercase o)

  1. The fifteenth letter of the Dutch alphabet.

AdverbEdit

O

  1. Abbreviation of oost; east

See alsoEdit

  • Previous letter: N
  • Next letter: P

EsperantoEdit

LetterEdit

O (upper case, lower case o)

  1. The nineteenth letter of the Esperanto alphabet, called o and written in the Latin script.

See alsoEdit

EstonianEdit

 
Estonian Wikipedia has an article on:
Wikipedia et

LetterEdit

O (upper case, lower case o)

  1. The fifteenth letter of the Estonian alphabet, called oo and written in the Latin script.

See alsoEdit

FinnishEdit

LetterEdit

O (upper case, lower case o)

  1. The fifteenth letter of the Finnish alphabet, called oo and written in the Latin script.

See alsoEdit

FrenchEdit

PronunciationEdit

NounEdit

O

  1. Abbreviation of ouest; west

LetterEdit

O

  1. The fifteenth letter of the French alphabet.

GalicianEdit

NounEdit

O

  1. oeste, occidente (west)

SynonymsEdit

  • (west): W

GermanEdit

PronunciationEdit

LetterEdit

O (upper case, lower case o)

  1. The fifteenth letter of the German alphabet.

NounEdit

O

  1. Abbreviation of Ost; east

HungarianEdit

PronunciationEdit

LetterEdit

O (upper case, lower case o)

  1. The twenty-fourth letter of the Hungarian alphabet, called o and written in the Latin script.

DeclensionEdit

Inflection (stem in long/high vowel, back harmony)
singular plural
nominative O O-k
accusative O-t O-kat
dative O-nak O-knak
instrumental O-val O-kkal
causal-final O-ért O-kért
translative O-vá O-kká
terminative O-ig O-kig
essive-formal O-ként O-kként
essive-modal — —
inessive O-ban O-kban
superessive O-n O-kon
adessive O-nál O-knál
illative O-ba O-kba
sublative O-ra O-kra
allative O-hoz O-khoz
elative O-ból O-kból
delative O-ról O-król
ablative O-tól O-któl
non-attributive
possessive - singular 		O-é O-ké
non-attributive
possessive - plural 		O-éi O-kéi
Possessive forms of O
possessor single possession multiple possessions
1st person sing. O-m O-im
2nd person sing. O-d O-id
3rd person sing. O-ja O-i
1st person plural O-nk O-ink
2nd person plural O-tok O-itok
3rd person plural O-juk O-ik

See alsoEdit

IdoEdit

LetterEdit

O (lower case o)

  1. The fifteenth letter of the Ido alphabet, written in the Latin script.

See alsoEdit

ItalianEdit

 
Italian Wikipedia has an article on:
Wikipedia it

PronunciationEdit

LetterEdit

O m or f (invariable, lower case o)

  1. The thirteenth letter of the Italian alphabet, called o and written in the Latin script.

See alsoEdit

KoreanEdit

Alternative formsEdit

EtymologyEdit

From Japanese ○(まる).

SymbolEdit

O

  1. true.

AntonymsEdit

Derived termsEdit

LatvianEdit

 
Latvian Wikipedia has an article on:
Wikipedia lv

EtymologyEdit

Proposed in 1908 as part of the new Latvian spelling by the scientific commission headed by K. Mīlenbahs, which was accepted and began to be taught in schools in 1909. Prior to that, Latvian had been written in German Fraktur, and sporadically in Cyrillic.

PronunciationEdit

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LetterEdit

 
O

O (upper case, lower case o)

  1. The twenty-third letter of the Latvian alphabet, called o and written in the Latin script.

Usage notesEdit

In native Latvian words (and in some older borrowings), o represents the sound of IPA [uə̯] (e.g., otrs [uə̯tɾs]). In more recent borrowings, it represents the original sound of the word, i.e. [o] or [oː] (e.g., opera [oːpeɾa]).

See alsoEdit

MalayEdit

 
Malay Wikipedia has an article on:
Wikipedia ms

PronunciationEdit

  • (Name of letter) IPA(key): [o]
  • (Phoneme) IPA(key): [o], [ɔ]

LetterEdit

O

  1. The fifteenth letter of the Malay alphabet, written in the Latin script.

See alsoEdit

PortugueseEdit

LetterEdit

O (upper case, lower case o)

  1. The fifteenth letter of the Portuguese alphabet, written in the Latin script.

See alsoEdit

RomanianEdit

PronunciationEdit

LetterEdit

O (upper case, lower case o)

  1. The eighteenth letter of the Romanian alphabet, called o and written in the Latin script.

Usage notesEdit

When followed by the letter a, a diphthong representing the phoneme /o̯a/ is formed, as in foarte /ˈfo̯ar.te/.

See alsoEdit

SaanichEdit

PronunciationEdit

LetterEdit

O

  1. The twenty-third letter of the Saanich alphabet, written in the Latin script.

See alsoEdit

Skolt SamiEdit

PronunciationEdit

LetterEdit

O (lower case o)

  1. The twenty-fourth letter of the Skolt Sami alphabet, written in the Latin script.

See alsoEdit

SloveneEdit

 
Slovene Wikipedia has an article on:
Wikipedia sl

PronunciationEdit

LetterEdit

O (capital, lowercase o)

  1. The 16th letter of the Slovene alphabet. Preceded by N and followed by P.

SomaliEdit

PronunciationEdit

  • (phoneme): IPA(key): /ɔ/, /ɞ/
  • (letter name): IPA(key): /ʔɔ/

LetterEdit

O upper case (lower case o)

  1. The twenty-sixth letter of the Somali alphabet, called o and written in the Latin script.

Usage notesEdit

  • The twenty-sixth letter of the Somali alphabet, which follows Arabic abjad order. It is preceded by I and followed by U.

See alsoEdit

SpanishEdit

LetterEdit

O (upper case, lower case o)

  1. The 16th letter of the Spanish alphabet.

NounEdit

O m

  1. Abbreviation of oeste; west

TurkishEdit

LetterEdit

O (upper case, lower case o)

  1. The eighteenth letter of the Turkish alphabet, called o and written in the Latin script.

See alsoEdit

VietnameseEdit

PronunciationEdit

LetterEdit

O (upper case, lower case o)

  1. The seventeenth letter of the Vietnamese alphabet, called o or ô and written in the Latin script.

See alsoEdit

WelshEdit

PronunciationEdit

LetterEdit

O (upper case, lower case o)

  1. The nineteenth letter of the Welsh alphabet, called o and written in the Latin script. It is preceded by N and followed by P.

MutationEdit

  • O cannot be mutated but, being a vowel, does take h-prothesis, for example with the word oren (“orange”):
Welsh mutation
radical soft nasal h-prothesis
oren unchanged unchanged horen
Note: Some of these forms may be hypothetical. Not every
possible mutated form of every word actually occurs.

See alsoEdit

Further readingEdit

  • R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present) , “O”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies

ZuluEdit

LetterEdit

O (upper case, lower case o)

  1. The fifteenth letter of the Zulu alphabet, written in the Latin script.

See alsoEdit

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