plural noun

ul·​tra·​son·​ics ˌəl-trə-ˈsä-niks How to pronounce ultrasonics (audio)
: ultrasonic vibrations or compressional waves
singular in construction : the study of ultrasonic vibrations and their associated phenomena
: ultrasonic devices

Examples of ultrasonics in a Sentence

Recent Examples on the Web The full suite of sensors Volvo has presented include cameras, ultrasonics, LiDARs and radars. James Morris, Forbes, 3 July 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ultrasonics.' 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

1924, in the meaning defined at sense 1

Time Traveler
The first known use of ultrasonics was in 1924

Dictionary Entries Near ultrasonics

Cite this Entry

“Ultrasonics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultrasonics. Accessed 15 Jun. 2024.

Medical Definition


noun, plural in form but singular in construction
ul·​tra·​son·​ics ˌəl-trə-ˈsän-iks How to pronounce ultrasonics (audio)
: the science or technology of ultrasonic phenomena

More from Merriam-Webster on ultrasonics

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