O.

A form of Ohio — A state of the United States. Capital and largest city: Columbus.

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Meanings

proper noun
  1. abbreviationAbbreviation of Ohio.

    Synonyms: Oh.

Synonyms & antonyms

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Cite this entry
APA

O.. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/O.

MLA

“O..” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/O.. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “O.,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/O..

Source: O. on Wiktionary, CC BY-SA 4.0.