plural sprockets
: a wheel that has a row of teeth around its edge which fit into the holes of something (such as a bicycle chain or a piece of film) and cause it to turn when the wheel turns
also
: any one of the teeth on such a wheel
Cite this Entry
“Sprocket.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/sprocket. Accessed 18 Jun. 2026.
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