[ sahy-luh n-ser ]
/ ˈsaɪ lən sər /


a person or thing that silences.
a device for deadening the report of a firearm.
Chiefly British. the muffler on an internal-combustion engine.


Nearby words

  1. sildenafil citrate,
  2. sile,
  3. silence,
  4. silence is golden,
  5. silenced,
  6. silene,
  7. silenos,
  8. silent,
  9. silent alarm,
  10. silent area

Origin of silencer

First recorded in 1625–35; silence + -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for silencer

British Dictionary definitions for silencer


/ (ˈsaɪlənsə) /


any device designed to reduce noise, esp the tubular device containing baffle plates in the exhaust system of a motor vehicleUS and Canadian name: muffler
a tubular device fitted to the muzzle of a firearm to deaden the report
a person or thing that silences
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 silencer



c.1600, "person who silences," agent noun from silence (v.). Meaning "mechanism that stifles the sound of a motor or firearm" is from 1898.

Online Etymology Dictionary, © 2010 Douglas Harper