ultrasonic

[uhl-truh-son-ik]

adjective

1. of, relating to, or utilizing ultrasound.

ultrasonic

/ ˌʌltrəˈsɒnɪk /

adjective

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

Other Word Forms

• ultrasonically adverb

Word History and Origins

Origin of ultrasonic¹

First recorded in 1925–30; ultra- + sonic

Example Sentences

Instead of relying on solar heating, the team uses ultrasonic vibrations that shake the moisture loose.

Read more on Science Daily

For 45 minutes, a “Q-facial” machine sprayed, vacuumed, exfoliated and hydrated my face, delivering ultrasonic waves at two different depths.

Read more on The Wall Street Journal

Unlike insects, birds cannot detect the bats' ultrasonic calls and only realize the danger moments before being caught.

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When some plants are dehydrated or under some other form of stress, they cry a mournful melody made of ultrasonic clicks.

Read more on New York Times

The team was able to remove the expensive metals and circuit components by placing leaftronics in an ultrasonic acid bath.

Read more on Science Magazine

Related Words

• accelerated www.thesaurus.com
• brisk 
• expeditious 
• hasty 
• hurried 
• immediate 
• prompt 
• rapid 
• swift