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Definitions

o

[oh] / oʊ /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Using JWST, the team measured emissions from O III, an ionized form of oxygen that signals recent star formation.

From Science Daily • Mar. 30, 2026

“I heard Karen O say once at a concert… ‘You have to see you to be you,’” she said.

From Los Angeles Times • Mar. 16, 2026

The 300-person event has been organised by the Her Best Life podcast, founded by Gemma O'Neill and well-known Australian celebrity Jackie "O" Henderson.

From BBC • Mar. 10, 2026

"I have no doubt that those responsible will be convicted, and that is very important," Franco's widow, Monica Benicio, wrote in the daily O Globo newspaper.

From Barron's • Feb. 24, 2026

“Good night, Double O Nothing. Don’t wet the bed.”

From "Stormbreaker" by Anthony Horowitz