• synonyms


or r.p.m.

See more synonyms on Thesaurus.com
  1. revolutions per minute.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for rpm

Contemporary Examples

Historical Examples

  • Portions of the turbine also volitized; idling at eight thousand RPM, it became unstable.

    All Day September

    Roger Kuykendall

  • Later tests would put the rim through check-out tests to as high as 1.59 gee, but "normal" operation had been fixed at two RPM.

  • The out-of-balance fan, turning at close to 35,000 rpm, flew to pieces and the air cushion vanished.

    Code Three

    Rick Raphael

  • Meanwhile, they kept up a jabber that sounded like a 33-1/3 rpm record being played 78 rpm.

    Brknk's Bounty

    Gerald Allan Sohl

British Dictionary definitions for rpm



abbreviation for
  1. revolutions per minute
  2. resale price maintenance
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

Word Origin and History for rpm

1906, initialism from revolutions per minute.

Online Etymology Dictionary, © 2010 Douglas Harper

rpm in Medicine


  1. revolutions per minute
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.