resonator

American  

[rez-uh-ney-ter] / ˈrɛz əˌneɪ tər /

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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resonator British  

/ ˈrɛzəˌneɪtə /

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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Etymology

Origin of resonator

First recorded in 1865–70; resonate + -or ²

Example Sentences

By placing thin metal layers on both sides of the polymer, the researchers created structures known as Fabry-Pérot resonators, which select specific wavelengths of light.

From Science Daily

They were spaced far enough apart to function as individual resonators rather than interacting with one another.

From Science Daily

To achieve stronger performance, the team focused on "racetrack" resonators, which are named for their elongated loop shape that resembles a running track.

From Science Daily

The brittle, acoustically reflective shell combines with its curved, hollow shape to act as a Helmholtz resonator, rendering ambient background noise into the sound of the surf.

From The Wall Street Journal

To explore this challenge, the team studied cavity resonators.

From Science Daily