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cog (n.)
c. 1300, "wheel having teeth or cogs;" late 14c., "tooth on a wheel," probably a borrowing from a Scandinavian language (compare Norwegian kugg "cog") and cognate with Middle High German kugel "ball."
updated on January 10, 2018
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Definitions of cog from WordNet
Dictionary entries near cog
coffee
coffee-house
coffer
coffin
co-founder
cog
cogency
cogenial
cogent
cogitate
cogitation