O

Pronunciation

• UK IPA: /əʊ/
• US IPA: /oÊŠ/
• Homophones: oh, owe
• Rhymes: -əʊ

Full definition of o

Letter

Number

Noun

1. A zero used in reading out numbers.It is currently two-o-five in the afternoon (2:05 PM).The first permanent English settlement in America was in Jamestown in sixteen-o-seven (1607).

Derived terms

• okay
• kayo

Interjection

1. (archaic, always capitalized) The English vocative particle, used before a pronoun or the name of a person or persons to mark direct address.
• 1611, King James Bible, Galatians 3:1:O foolish Galatians, who hath bewitched you, that ye should not obey the truth, before whose eyes Jesus Christ hath been evidently set forth, crucified among you?
2. Alternative form of oh

{{abbreviation-old|en}}

1. (IRC) Operator
2. Object, see SVO
3. Over