Resonance (noun)

1. The quality of a sound that is rich, full, and pleasing to the ear.
2. The ability of an object to vibrate with greater intensity in response to a stimulus of a certain frequency.
3. The state of being in agreement, sympathy, or harmony with something or someone.

Origin:

The word resonance comes from the late 16th century, derived from the latin word 'resonantia' meaning a sounding together.

Examples:

1. The resonance of the singer's voice was so powerful, it filled the entire room with sound.
2. The resonance of the guitar strings was amplified by the resonance chamber in the instrument.
3. The resonance between the two partners was so strong, they could finish each other's sentences.
4. The resonance of the speaker's words was felt by the audience, as they were deeply moved by the message.
5. The resonance of the choir was a beautiful harmony, blending together the voices into a single sound.