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cog

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noun

1. any of a series of teeth on the rim of a wheel, for transmitting or receiving motion by fitting between the teeth of another wheel; gear tooth
2. a cogwheel
☆ a person or thing regarded as a minor but necessary part of the structure of an activity or organization

Related Forms:

cogged adjective

noun

a projection on a beam that fits into a corresponding groove or notch in another beam, making a joint

transitive verb, intransitive verb cogged, cogging

to join by a cog or cogs

transitive verb cogged, cogging

to manipulate (dice) in a fraudulent manner

intransitive verb

Obsolete to cheat; swindle

noun

Obsolete a deception; trick

cognate

See cog in American Heritage Dictionary 4

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