Origin of ultrasonic
Related formsul·tra·son·i·cal·ly, adverb
First recorded in 1925–30; ultra-
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Related Words for ultrasonicrapid
Examples from the Web for ultrasonic
Historical Examples of ultrasonic
Immediately, the ultrasonic paralyzers of the advancing paratimers went into action, and the mercenaries began dropping.
The Guide aimed quickly and pressed the trigger of the ultrasonic stunner.
Has an ultrasonic dishwasher underneath, and it does some cooking on top, at the back.
From it projected the barrels of two kinds of weapons—explosive and ultrasonic.
British Dictionary definitions for ultrasonic
Derived Formsultrasonically, adverb of, concerned with, or producing waves with the same nature as sound waves but frequencies above audio frequenciesSee also ultrasound
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for ultrasonic
Online Etymology Dictionary, © 2010 Douglas Harper
Of or relating to acoustic frequencies above the range audible to the human ear, or above approximately 20,000 hertz.
Of, relating to, or involving ultrasound.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Related formsultrasonic adjective (ŭl′trə-sŏn′ĭk)
Sound whose frequency is above the upper limit of the range of human hearing (approximately 20 kilohertz).
An image produced by ultrasonography.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.