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roller chain

noun

  1. a power chain consisting of parallel pairs of flat links joined by pins covered with rollers, and engaging with the teeth of sprockets.

roller chain

noun

  1. engineering a chain for transmitting power in which each link consists of two free-moving rollers held in position by pins connected to sideplates

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Word History and Origins

Origin of roller chain1

First recorded in 1895–1900

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inveterate

[in-vet-er-it ]

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