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

Five of these resonator assemblies are arranged symmetrically around the central core of air, forming the guiding structure of a fiber strand as thin as a human hair. —IEEE Spectrum, 20 Sep. 2025

That approach allows SiTime engineers to design resonators that are not only far smaller than quartz equivalents but also more customizable and consistent across manufacturing runs. —Dave Altavilla, Forbes.com, 17 Sep. 2025

Comb of many colors At the core of the breakthrough is an optical parametric oscillator (OPO), a resonator that converts incoming laser light into new frequencies using a nonlinear crystal. —Neetika Walter, Interesting Engineering, 13 Sep. 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