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Definitions

C.O.

NOUN
conscientious objector
Synonyms


co
NOUN
carbon monoxide
Synonyms


NOUN
commanding officer
Synonyms






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.

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Alec Ginsberg, a fourth-generation pharmacist who owns C.O.

From MarketWatch ● Jul. 23, 2026

Instead, it was “so many people screaming, screaming to talk to each other. Screaming for assistance: ‘Yo, C.O., my toilet flooded.

From Slate ● May 19, 2025

“Bud” Adams Jr.; television executive and producer Roone Arledge; longtime Oilers/Titans scout C.O.

From Seattle Times ● Jul. 7, 2022

As for the carbon monoxide, he said, “It was high. Had this not happened, I would have told my client, ‘You need to get your C.O. fixed.’”

From New York Times ● Mar. 24, 2017

“Take him back to the cells,” the C.O. said.

From "Long Walk to Freedom" by Nelson Mandela

As the Aussies prepare for their first Test series in South Africa since the ball-tampering controversy in Cape Town, the director of the TV coverage that day admits serendipity took down Steve Smith and co.

From BBC ● Oct. 7, 2026

How Stokes, McCullum and co would love something similar.

From BBC ● Jun. 3, 2026

Liverpool's season to forget may have finished last week but the problems continue for Slot and co.

From BBC ● May 29, 2026

Ochwat and study co author Ted Scambos, a senior research scientist at the University of Colorado Boulder, said new satellite technologies could significantly improve scientists' understanding of rapid glacier retreat.

From Science Daily ● May 19, 2026

When I got to the trailer, I was able to say what I had been waiting all week to spring on her: "Chi co khoe khong?"

From "Counting by 7s" by Holly Goldberg Sloan


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