sonar
Meaning
- echolocation
- A device that uses hydrophones (in the same manner as radar) to locate objects underwater.
Synonyms
asdic
depth finder
sonic depth finder
sound navigation and ranging
sonar set
Frequency
Pronounced as (IPA)
/ˈsoʊ.nɑːɹ/
Etymology
From SONAR, acronym of sound navigation and ranging. Coined by American scientist Frederick Vinton Hunt in the 1940s.
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