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sprocket

Pronunciation: /ˈsprɒkɪt/
Definition of sprocket

noun

  • each of several projections on the rim of a wheel that engage with the links of a chain or with holes in film, tape, or paper.
  • (also sprocket wheel) a wheel with sprockets.

Origin:

mid 16th century (denoting a triangular piece of timber used in a roof): of unknown origin

sprocket in other Oxford dictionaries

Definition of sprocket in the US English dictionary
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