an·​echo·​ic ˌa-ni-ˈkō-ik How to pronounce anechoic (audio)
: free from echoes and reverberations
an anechoic chamber

Examples of anechoic in a Sentence

Recent Examples on the Web His lab uses an anechoic chamber, covered on all sides by sound-dampening material and outfitted with a suite of eight microphones, to test the frequency, wavelength and amplitude of sound. Katharine Gammon, Discover Magazine, 18 Feb. 2022 An anechoic hull coating is designed to reduce threats from hostile active sonar. Hartford Courant, 23 Dec. 2022 Against this anechoic background, the most noticeable sound at highway speed is the distant, rubbery thump from the optional 22-inch rims and all-season tires. Dan Neil, WSJ, 1 Dec. 2022 In 2015, Guinness World Records announced a new record-holder: an anechoic chamber at Microsoft headquarters in Redmond, Wash. Caity Weaver, New York Times, 23 Nov. 2022 Also stuck to the carrier's hull were tiles from the Soviet sub's anechoic coating, polymers that enable it to be quieter in the water. Brad Lendon, CNN, 14 Mar. 2022 Singers from the Binchois Consort recorded the music in an anechoic chamber—a space free of any acoustic elements that sound could bounce against. Livia Gershon, Smithsonian Magazine, 6 Apr. 2021 According to submarine authority HI Sutton, the submarines in particular have had issues with their anechoic coatings, a layer of rubber affixed to the sub’s steel hull to reduce noise. Kyle Mizokami, Popular Mechanics, 8 July 2020 But the lab is best known for its anechoic chamber: a room that is completely void of reverberations. Eleanor Cummins, Popular Science, 6 Jan. 2020

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

1946, in the meaning defined above

Time Traveler
The first known use of anechoic was in 1946

Dictionary Entries Near anechoic

Cite this Entry

“Anechoic.” Dictionary, Merriam-Webster, Accessed 13 Apr. 2024.

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