O, or o, is the fifteenth letter and the fourth vowel letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide.

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O, the fourth vowel of the modern alphabet, corresponding to the Semitic ayin, which represented a breathing and not a vowel. The Semitic form may have derived from an earlier sign representing an eye.

O is used to mean zero, for example when you are telling someone a phone number, or mentioning a year such as 1908.

Noun [edit] o(pluraloes) The name of the Latin-scriptletter O/o. 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 …

O, o meaning: 1. the 15th letter of the English alphabet 2. used in speech to mean zero: 3. used when talking to…. Learn more.

Definition of O noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

The meaning of O' is on. How to use o' in a sentence.

O definition: the fifteenth letter of the English alphabet, a vowel.. See examples of O used in a sentence.

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