1. rapid back-and-forth movements or oscillations
2. sound waves produced by such movements
3. a person’s emotional state or atmosphere that others can sense
Usage: informal

Examples

• The vibrations from the construction site shook the windows.
• Guitar strings create vibrations that produce musical notes.
• The phone’s vibrations alerted her to an incoming call.
• Earthquake vibrations can be detected by sensitive instruments.
• She felt good vibrations from the friendly crowd.
• The engine’s vibrations indicated a mechanical problem.
• Sound vibrations travel through air at different frequencies.