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roller bearing

See more synonyms for roller bearing on Thesaurus.com
noun Machinery.
  1. a bearing consisting of cylindrical or tapered rollers running between races in two concentric rings, one of which is mounted on a rotating or oscillating part, as a shaft.
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Origin of roller bearing

First recorded in 1855–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for roller bearing

Historical Examples

  • And I didn't know a roller-bearing from three-point suspension!

    Free Air

    Sinclair Lewis


British Dictionary definitions for roller bearing

roller bearing

noun
  1. a bearing in which a shaft runs on a number of hardened-steel rollers held within a cage
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012