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1. Any of various toothlike projections arranged on a wheel rim to engage the links of a chain.
2. A cylinder with a toothed rim that engages in the perforations of photographic or movie film to pull it through a camera or projector.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Mechanical Engineering) Also called: sprocket wheel a relatively thin wheel having teeth projecting radially from the rim, esp one that drives or is driven by a chain
2. (Mechanical Engineering) an individual tooth on such a wheel
3. (Mechanical Engineering) a cylindrical wheel with teeth on one or both rims for pulling film through a camera or projector
4. (Building) a small wedge-shaped piece of wood used to extend a roof over the eaves
[C16: of unknown origin]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a. a toothed wheel engaging with a conveyor or power chain.
b. a tooth on such a wheel.
[1530–40; orig. uncertain]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
In naval mine warfare, an anti-sweep device included in a mine mooring to allow a sweep wire to pass through the mooring without parting the mine from its sinker.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
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|Noun||1.||sprocket - roller that has teeth on the rims to pull film or paper through|
camera, photographic camera - equipment for taking photographs (usually consisting of a lightproof box with a lens at one end and light-sensitive film at the other)
roller - a cylinder that revolves
|2.||sprocket - thin wheel with teeth that engage with a chain|
wheel - a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines)
|3.||sprocket - tooth on the rim of gear wheel |
cogwheel, gear, gear wheel, geared wheel - a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
tooth - something resembling the tooth of an animal
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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