- the general method of locating objects by determining the time for an echo to return and the direction from which it returns, as by radar or sonar.
- Zoology. the sonarlike system used by dolphins, bats, and other animals to detect and locate objects by emitting usually high-pitched sounds that reflect off the object and return to the animal's ears or other sensory receptors.
Origin of echolocation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- determination of the position of an object by measuring the time taken for an echo to return from it and its direction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for echolocation
Online Etymology Dictionary, © 2010 Douglas Harper
- Sonar, especially of animals, such as bats and toothed whales. See more at sonar.
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