[bahy-oh-uh-koo-stiks or, esp. British, -uh-kou-]
noun (used with a singular verb)
the science of sounds produced by or affecting living organisms, as for communication or echolocation.
Origin of bioacoustics
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
The study of sounds produced by or affecting living organisms, especially those sounds involved in communication.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.