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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.

Professor Rob Ogden has been closely involved in setting up the project and is co- founder of the organisation Trace, which promotes the use of forensic science in wildlife law enforcement.

From BBC • Feb. 19, 2026

“Happy Father’s Day to my baby daddy and rad co- parent,” she captioned a pair of family photos.

From Los Angeles Times • Nov. 4, 2025

He added, "We are committed to advancing our efforts to transform the prospect of a universal treatment, capable of controlling co- and serial infections of respiratory viruses and bacteria, into a reality."

From Science Daily • Mar. 18, 2024

“The Yamnaya are extraordinary,” says the study’s co- author Volker Heyd, an archaeologist at the University of Helsinki.

From Scientific American • Mar. 3, 2023

And I don’t want to give up the fun I have with my co- workers, especially Don Lucho with his gold tooth.

From "The Queen of Water" by Laura Resau




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