echolocate

[ ek-oh-loh-keyt ]

/ ˌɛk oʊ ˈloʊ keɪt /

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verb (used with object)

to identify where something is located based on the time it takes an echo to return and the direction from which it returns, a specialized technique used by a number of animals, including dolphins and bats.

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Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Origin of echolocate

First recorded in 1940–45 as a radar term; echo + locate

Words nearby echolocate

echography, echoic, echoic memory, echoism, echolalia, echolocate, echolocation, echo plate, echopraxia, echo question, echo sounder