"resonators" in the noun sense
1. resonator, cavity resonator, resonating chamber
a hollow chamber whose dimensions allow the resonant oscillation of electromagnetic or acoustic waves
2. resonator, resonant circuit
an electrical circuit that combines capacitance and inductance in such a way that a periodic electric oscillation will reach maximum amplitude
3. resonator
any system that resonates
Source: WordNet® (An amazing lexical database of English)
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