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definitions
  • synonyms

rms

or r.m.s.

See more synonyms for rms on Thesaurus.com
  1. (often initial capital letter) root mean square.
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rm.

plural rms.
  1. ream.
  2. room.
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R.M.S.

  1. Railway Mail Service.
  2. British. Royal Mail Service.
  3. British. Royal Mail Steamship.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for rms

Historical Examples

  • Irish rms or rmis, which is merely adapted from the word romance.

    English As We Speak It in Ireland

    P. W. Joyce

  • Postero die Rms Relator ex ambone Patres monuit, deputationem emendationem istam admittere nolle.

    The History of Freedom

    John Emerich Edward Dalberg-Acton

British Dictionary definitions for rms

rms

abbreviation for
  1. root mean square
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RMS

abbreviation for
  1. Royal Mail Service
  2. Royal Mail Steamer
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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