Longman Dictionary of Contemporary English homepage

Topic: TECHNOLOGY

sprocket

 noun
     
sprocket
sprock‧et [countable]
1 also sprocket wheelT a wheel with teeth (=parts along the edge) that fit into and turn a bicycle chain, a photographic film with holes etc
2T one of the teeth on a sprocket wheel
Definition of sprocket from the Longman Dictionary of Contemporary English within
the topic TECHNOLOGY
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