anechoic Hear it!

anechoic definition

an·echo·ic (an′e kō′ik, an′i-)

adjective

free from echoes; completely absorbing sound or radar waves an anechoic chamber

Etymology: an- + echoic

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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