LEARNit Dictionary
echolocation
noun
/ˌekəʊləʊˈkeɪʃn/
UK
/ˌekəʊləʊˈkeɪʃn/
US
1
the use of reflected sound waves for finding things, especially by creatures such as dolphins and
bats
جهتیابی صوتی, مکانیابی صوتی, بازتابیابی