echolocation

noun

echo·​lo·​ca·​tion ˌe-kō-lō-ˈkā-shən How to pronounce echolocation (audio)
: a physiological process for locating distant or invisible objects (such as prey) by sound waves reflected back to the emitter (such as a bat) from the objects

Examples of echolocation in a Sentence

Recent Examples on the Web Many species have evolved eardrum-like structures that can detect bat echolocation, which gives them escape options. Ari Daniel, NPR, 22 May 2024 Some of the species are either too wary of people or fly too high for trapping, but acoustics equipment can pick up their echolocation chirps, and the computer is programmed to identify the sounds by species. Brandon Loomis, The Arizona Republic, 20 May 2024 It’s long been understood that the animals possess an ability — unique among whales — to visibly change the appearance of their heads by moving a lump on their foreheads known as a melon, which are used for echolocation. Brendan Rascius, Miami Herald, 2 May 2024 Swiftlets are fast-flying, insect-eating birds that can cover vast distances in a day, using echolocation to navigate in low-light environments. Muktita Suhartono Nyimas Laula, New York Times, 2 Apr. 2024 Residents hunt in large groups using echolocation, and transients hunt silently in small groups. Will Sullivan, Smithsonian Magazine, 29 Mar. 2024 Scientists use anatomical data, mathematical models, and behavioral experimental data to test echolocation and other hearing methods out in the wild. Sofia Quaglia, Discover Magazine, 27 Dec. 2023 Although echolocation is closely associated with hunting, toothed whales use whistles and clicks to communicate with each other. Allison Futterman, Discover Magazine, 17 Jan. 2024 Bottlenose dolphins hunt prey using their keen eyesight, hearing and a sonar system known as echolocation. Margaret Osborne, Smithsonian Magazine, 1 Dec. 2023

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

circa 1944, in the meaning defined above

Time Traveler
The first known use of echolocation was circa 1944

Dictionary Entries Near echolocation

Cite this Entry

“Echolocation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/echolocation. Accessed 28 May. 2024.

Kids Definition

echolocation

noun
echo·​lo·​ca·​tion ˌek-ō-lō-ˈkā-shən How to pronounce echolocation (audio)
: a process for locating distant or invisible objects by means of sound waves reflected back to the sender from the objects

More from Merriam-Webster on echolocation

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