resonator

noun

res·​o·​na·​tor ˈre-zə-ˌnā-tər 

: something that resounds or resonates: such as

a

: a hollow metallic container for producing microwaves or a piezoelectric crystal put into oscillation by the oscillations of an outside source

b

: a device for increasing the resonance of a musical instrument

Examples of resonator in a Sentence

Recent Examples on the Web

Quartz crystal resonators harnessed this effect, and the new quartz clock provided a level of consistency far superior to mechanical timekeepers. —Markus Lutz, Forbes.com, 23 June 2025

In the earlier version of its equipment, the resonator cavity had a single post and supported a single frequency. —John Timmer, ArsTechnica, 6 June 2025

The simplest resonator to implement, and the one the team is tackling first, is an inductive-capacitive (LC) resonator, where the role of the capacitor is played by the whole circuit and an on-chip inductor serves to keep the voltage oscillating. —IEEE Spectrum, 2 Jan. 2025

Each of those frequencies creates its own quantum resonator in the same cavity, with its own set of modes. —John Timmer, ArsTechnica, 6 June 2025

Word History

First Known Use

1864, in the meaning defined above

Phrases Containing resonator

• resonator guitar

Rhymes for resonator

• activator
• actuator
• agitator
• alligator
• allocator
• alternator
• animator
• annotator
• applicator
• arbitrator
• aspirator
• aviator

Kids Definition

resonator

noun

res·​o·​na·​tor ˈrez-ᵊn-ˌāt-ər 

: something (as a device for increasing the resonance of a musical instrument) that resounds or resonates