What is the meaning of O?

The fifteenth letter of the basic modern Latin alphabet.

a close-mid back rounded vowel.

[o]-coloring or a weak, fleeting, epenthetic or echo [o].

marks a labialized consonant.

The fifteenth letter of the English alphabet, called o and written in the Latin script.

Alternative form of ο, the fifteenth letter of the Classical and Modern Greek alphabets, called omicron and used as an abbreviation of omicron in star names.

The name of the Latin-script letter O.

A zero .

alternative form of O (vocative particle)

Alternative form of oh

Operator

Object, see SVO

Over

Alternative form of of

O (emphatic vocative marker of nouns)

the

or

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

he, she, it

that, that one

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

The name of the Latin-script letter O.

tooth

Masculine singular definite article; the

Third person singular masculine accusative pronoun; him

or

house

the

pig

or

The twenty-second letter of the Livonian alphabet, written in the Latin script.

Hanyu Pinyin reading of 哦

Nonstandard spelling of ō.

Nonstandard spelling of ó.

Nonstandard spelling of ǒ.

Nonstandard spelling of ò.

oh! expression of surprise or outrage

vocative particle; O!

to go

oh, ah

Alternative form of an

Alternative form of oo (“one”)

Alternative form of oo (“first”)

Alternative spelling of ó

island

fishing line

The fifteenth letter of the Norwegian Bokmål alphabet, written in the Latin script.

The fifteenth letter of the Norwegian Nynorsk alphabet, written in the Latin script.

oh

pronunciation spelling of ho

The eighteenth letter of the Nupe alphabet, written in the Latin script.

future tense marker: will; going to.

the (masculine singular definite article)

Alternative spelling of ó

Alternative spelling of ó

about, concerning [+accusative] or [+locative]

on, against [+accusative]

because of [+accusative]

denotes location; at [+accusative]

denotes location; at [+locative]

with, by means of [+locative]

with, having [+locative]

for [+accusative]

oh! expression of surprise or outrage

where

I

possessive particle marking an inalienable possession; of

or

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

about, concerning [+locative]

water

liquid

river

Verbal marker for the future tense.

water

Marks inalienable possession; of

Answer to being called by name; yes

it, they (third-person personal pronoun)

one

oh

Alternative form of o' (“of”)

a living person

Vocative particle; O

their

the Latin letter O (lowercase o)

or

or

he, she, it

that

about

for

Vocative particle.

oh

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

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

The name of the Latin-script letter O.

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

or

The seventeenth letter of the Faroese alphabet, written in the Latin script.

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

third-person singular indicative present of olla

The name of the Latin-script letter O.

octet (B (byte))

A letter of the Fula alphabet, written in the Latin script.

Noun class indicator for nouns (singular) having to do with people, and for loan words

he, she (third person singular subject pronoun; short form)

the (when it follows the noun)

used in indicating someone

masculine singular definite article; the

accusative of el

O

Romanization of 𐍉

or, lest

of, belonging to

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

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

Apocopic form of od

The twenty-fourth letter of the Igbo alphabet, written in the Latin script.

(personal, epicene) he, she, it

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

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

The name of the Latin-script letter O.

or

Misspelling of ho.

Rōmaji transcription of お

Rōmaji transcription of オ

Rōmaji transcription of を

Rōmaji transcription of ヲ

or

sentence-ending particle used to express warning or to catch someone's attention; see also oy, uy and ay

used as a vocative particle to address the topic in question

expression of surprise, wonder, amazement, or awe: oh!

used to refer to something given or offered to someone: here you are! here you go!

The twentieth letter of the Kashubian alphabet, written in the Latin script.

they

A letter of the Latin alphabet.

The name of the letter O.

o! (vocative particle)

oh!

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

The name of the Latin script letter O/o.

the

and, but (used to express binary contrasts)

The twenty-first letter of the Lower Sorbian alphabet, called o and written in the Latin script.

The name of the Latin-script letter o.

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

The nineteenth letter of the Maltese alphabet, written in the Latin script.

of

The twenty-second letter of the Navajo alphabet

or

Alternative spelling of 'o (“the”)

Alternative spelling of 'o (“him, it”)

or

o (the letter o, O)

The twentieth letter of the Polish alphabet, called o and written in the Latin script.

about (concerning) [+locative]

at [+locative]

with, having [+locative]

on, against [+accusative]

for [+accusative]

by [+accusative]

oh! expression of surprise or outrage

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

the (masculine singular definite article)

him, it (as a direct object; as an indirect object, see lhe; after prepositions, see ele)

The nineteenth letter of the Romani alphabet, written in the Latin script.

The twentieth letter of the Romani alphabet, written in the Latin script.

the

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

feminine singular nominative/accusative of un: a/an (indefinite article)

oh

her

(he/she) might

Used to form a variant of the future tense together with the verb in the subjunctive mood.

of

or

a vocative particle; o, hey

used before epithets, describing the person being addressed, for emphasis; you

of

The thirteenth letter of the Scottish Gaelic alphabet, written in the Latin script. It is preceded by n and followed by p. Its traditional name is onn or oir (“gorse”).

from

since

The 21st letter of the Serbo-Croatian Latin alphabet (gajica), preceded by nj and followed by p.

on, against [+accusative]

about, concerning, of, on [+locative]

The name of the Latin-script letter O.

or

Alternative form of ô

Alternative form of dû

Alternative form of vâ

expresses surprise, joy, or pain: oh!; ah!

Typically used before a proper noun in the vocative or nominative case when addressing someone: O...

The nineteenth letter of the Silesian alphabet, written in the Latin script.

about, concerning [+locative]

at (indicates time) [+locative]

against, over, on (indicates the point of contact with another object) [+accusative]

by, often translated with a noun accompanied by an indefinite article or a numeral (indicates measure or degree) [+accusative]

in, later (indicates the end of a period of time) [+accusative]

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

Name of the letter O

or

either … or

The fifteenth letter of the Swedish alphabet, called o and written in the Latin script.

O (particle)

the letter o

the Greek letter omega, being the last letter of the Greek alphabet

Abbreviation of och (“and”).

The seventeenth letter of the Tagalog alphabet (Filipino alphabet), called o and written in the Latin script.

The thirteenth letter of the Tagalog alphabet (Abakada alphabet), called o and written in the Latin script.

The eighteenth letter of the Tagalog alphabet (Abecedario), called o and written in the Latin script.

the name of the Latin-script letter O, in the Filipino alphabet.

the name of the Latin-script letter O, in the Abakada alphabet.

the name of the Latin-script letter O, in the Abecedario.

or

sentence-ending particle used to express warning or to catch someone's attention.

expression of surprise, wonder, amazement, or awe: oh!

used to catch someone's attention about a new topic, question, or story: so; oh!

used to refer to something given or offered to someone: here you are! here you go!

or

he, she, it

that

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

The name of the Latin-script letter O.

Alternative form of ol (“he, she, it”)

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

paternal aunt, father's sister

The name of the Latin-script letter O.

vocative case particle

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

The name of the Latin-script letter O.

he, him

from

of, out of

Connects an adjective modifying another adjective (equivalent to adverb + adjective in English)

Connects a multi-word numeral to a plural noun

if

whether

The sixteenth letter of the Yoruba alphabet, called ó and written in the Latin script.

The name of the Latin-script letter O.

you (second-person singular non-honorific personal pronoun)

he/she/it (third-person singular non-honorific personal pronoun)

him, her, it (third-person singular object pronoun following a monosyllabic verb with a high-tone /o/)

him, her, it (third-person singular object pronoun following a monosyllabic verb with a low- or mid-tone /o/)

Used at the end of sentences to emphasize a statement.

not

Alternative form of wò (“to look at”)

he

that

Used to express compliance to a request; okay; sure

Used to express realization or understanding; oh

blue

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

Source: wiktionary.org