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resonator

[rez-uh-ney-ter]
noun
  1. anything that resonates.
  2. an appliance for increasing sound by resonance.
  3. an instrument for detecting the presence of a particular frequency by means of resonance.
  4. 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.
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Origin of resonator

First recorded in 1865–70; resonate + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for resonator

Historical Examples of resonator

  • The throat, mouth, and the nasal and head cavities for a resonator.

    Resonance in Singing and Speaking

    Thomas Fillebrown

  • Mouth, theory of its function, 1;a resonator for the voice, 6.

  • Without a resonator, which may be solid or hollow, the sound made by a reed or tense string is feeble.

  • The toad does not open its mouth when croaking, but expands a large sac or resonator in its throat.

  • To the chest as a resonator the low tones of the voice owe much of their great volume.

    The Voice

    Frank E. Miller


British Dictionary definitions for resonator

resonator

noun
  1. 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
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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

Word Origin and History for resonator

n.

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

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Online Etymology Dictionary, © 2010 Douglas Harper