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Showing results for ultrasonic. Search instead for ultra sonic.
Synonyms

ultrasonic

American  
[uhl-truh-son-ik] / ˌʌl trəˈsɒn ɪk /

adjective

  1. of, relating to, or utilizing ultrasound.


ultrasonic British  
/ ˌʌltrəˈsɒnɪk /

adjective

  1. of, concerned with, or producing waves with the same nature as sound waves but frequencies above audio frequencies See also ultrasound

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of ultrasonic

First recorded in 1925–30; ultra- + sonic

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Vocabulary lists containing ultrasonic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The engine had undergone ultrasonic inspections in May this year with no findings of fault, the report stated.

From BBC Aug. 13, 2026

As users are lowered into the water, a ring made of microscopic squares creates and records ultrasonic waves.

From MarketWatch Jun. 18, 2026

Tesla’s vehicles are equipped with cameras and onboard computers—and previously, ultrasonic sensors and radar—that enable those functions.

From The Wall Street Journal Apr. 20, 2026

The Afeela 1 was equipped with 18 cameras, nine radars, 12 ultrasonic sensors and lidar — allowing it to qualify for level two autonomy, which requires a driver in control.

From Los Angeles Times Mar. 26, 2026

The repellant effect of bursts of ultrasonic sound is being tested in Canada against corn borer and cutworm moths.

From "Silent Spring" by Rachel Carson

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