Definition of sound wave
- earthquake waves and ultrasonic waves are sometimes called sound waves
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sound wave.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a wave that is formed when a sound is made and that moves through the air and carries the sound to your ear
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subject to rapid or unexpected change
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