Meaning of “cog” in the English Dictionary

british dictionary

"cog" in British English

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cognoun [ C ]

uk /kɒɡ/ us /kɑːɡ/

(Definition of “cog” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"cog" in American English

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cognoun [ C ]

us /kɑɡ/

a part shaped like a tooth around the edge of a wheel in a machine that fits between those on a similar wheel, causing both wheels to move

(Definition of “cog” from the Cambridge Academic Content Dictionary © Cambridge University Press)