resonance resonance /ˈrɛzənəns/

noun

1. () An excited state of a stable particle causing a sharp maximum in the probability of absorption of electromagnetic radiation  ( resonance )
   an excited state of a stable particle causing a sharp maximum in the probability of absorption of electromagnetic radiation
    The scientist observed the resonance in the particle when it absorbed the electromagnetic radiation.
   The scientist observed the resonance in the particle when it absorbed the electromagnetic radiation.
   
   
2. () A vibration of large amplitude produced by a relatively small vibration near the same frequency of vibration as the natural frequency of the resonating system  ( resonance )
   a vibration of large amplitude produced by a relatively small vibration near the same frequency of vibration as the natural frequency of the resonating system
     The musical instrument resonated with a beautiful resonance.
   The musical instrument resonated with a beautiful resonance.
   
   
3. () Having the character of a loud deep sound; the quality of being resonant  ( plangency , reverberance , ringing , resonance , sonority , sonorousness , vibrancy , vibrance )
   having the character of a loud deep sound; the quality of being resonant
   
4. The quality imparted to voiced speech sounds by the action of the resonating chambers of the throat and mouth and nasal cavities  ( resonance )
   the quality imparted to voiced speech sounds by the action of the resonating chambers of the throat and mouth and nasal cavities
   
5. A relationship of mutual understanding or trust and agreement between people  ( resonance , rapport )
   a relationship of mutual understanding or trust and agreement between people