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resonators - 2 dictionary results

res⋅o⋅na⋅tor

[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.
a. a hollow enclosure (cavity resonator) made of conducting material of such dimensions that electromagnetic radiation of a certain frequency will resonate.
b. any circuit having this frequency characteristic.

Origin:
1865–70; resonate + -or 2
res·o·na·tor   (rěz'ə-nā'tər)   
n.  
  1. A resonating system.
  2. A hollow chamber or cavity with dimensions chosen to permit internal resonant oscillation of electromagnetic or acoustical waves of specific frequencies.
  3. A resonant circuit.
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