English dictionary

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English noun: echo sounder

1. echo sounder (artifact) a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return

SamplesSonar is an acronym for sound navigation ranging.
Asdic is an acronym for antisubmarine detection investigation committee.

Synonymsasdic, sonar

Broader (hypernym)measuring device, measuring instrument, measuring system, navigational instrument

Part holonympinger, pulse generator

Part meronympigboat, sub, submarine, U-boat

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