acoustic emission


: the production of sound waves by a material when it is subjected to stress
also : the sound waves produced in this manner
The elastic energy released when microcracks form should produce a stress wave and associated high-frequency acoustic emissionSmithsonian

Examples of acoustic emission in a Sentence

Recent Examples on the Web But there were two prior studies in 1992 and 2013 focusing on the acoustic emission of bubbles collapsing at a water surface more generally, revealing that the smallest bubbles emitted more of a chirp. Jennifer Ouellette, Ars Technica, 31 Dec. 2021 After seeing a couple of minutes’ worth of experimental data, the algorithm could begin to predict failure times based on the features of the acoustic emission alone. Quanta Magazine, 19 Sep. 2019

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'acoustic emission.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1964, in the meaning defined above

Time Traveler
The first known use of acoustic emission was in 1964

Dictionary Entries Near acoustic emission

Cite this Entry

“Acoustic emission.” Dictionary, Merriam-Webster, Accessed 28 Sep. 2023.

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