resonator

[ rez-uh-ney-ter ]
/ ˈrɛz əˌneɪ tər /
|

noun

anything that resonates.
an appliance for increasing sound by resonance.
an instrument for detecting the presence of a particular frequency by means of resonance.
Electronics.
  1. a hollow enclosure (cavity resonator) made of conducting material of such dimensions that electromagnetic radiation of a certain frequency will resonate.
  2. any circuit having this frequency characteristic.

Nearby words

  1. resonant cavity,
  2. resonant circuit,
  3. resonant-jet engine,
  4. resonantly,
  5. resonate,
  6. resorb,
  7. resorcinol,
  8. resorcinolphthalein,
  9. resorption,
  10. resorption lacuna

Origin of resonator

First recorded in 1865–70; resonate + -or2

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for resonator

resonator

/ (ˈrɛzəˌneɪtə) /

noun

any body or system that displays resonance, esp a tuned electrical circuit or a conducting cavity in which microwaves are generated by a resonant current
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 resonator

resonator

n.

instrument or chamber formed to respond to a single tone, 1869, agent noun in Latin form from resonate (v.).

Online Etymology Dictionary, © 2010 Douglas Harper