Definition of sound wave in US English:
sound wave
nounˈsaʊn(d) ˌweɪvˈsoun(d) ˌwāv
Physics A wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air.
Example sentencesExamples
- Ultrasound uses high frequency sound waves and magnetic resonance imaging uses radio waves.
- Pitch refers to the fundamental frequency of the sound wave produced.
- Instead of sound waves, the team used a powerful laser pulse to create a bubble inside the water tank.
- The bubbles grow in size until they are collapsed rapidly by the compression region of the sound wave.
- When the diaphragm vibrates under the action of a sound wave, the current in the circuit varies due to the varying capacitance of the condenser.