sonar
Significat
- echolocation
- A device that uses hydrophones (in the same manner as radar) to locate objects underwater.
Freqüència
Pronunciat com a (IPA)
/ˈsoʊ.nɑːɹ/
Etimologia
From SONAR, acronym of sound navigation and ranging. Coined by American scientist Frederick Vinton Hunt in the 1940s.
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