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Cavity resonator
/kˈavɪti ɹˈɛzənˌeɪtə/
/kˈævɪɾi ɹˈɛzənˌeɪɾɚ/
Cavity resonator
[NOUN]1
a hollow chamber whose dimensions allow the resonant oscillation of electromagnetic or acoustic waves
a hollow chamber whose dimensions allow the resonant oscillation of electromagnetic or acoustic waves