ultrazvočni globinomer
1. sonar, ultrazvočni globinomer
depth finder for determining depth of water or a submerged object by means of ultrasound waves [naprava za določanje globine vode ali potopljenega predmeta z ultrazvočnimi valovi]
2. ehosonder, asdic, sonar, ultrazvočni globinomer
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 [merilna naprava, ki vodi akustični impulz v vodi in izmeri razdalje v času, ki ga traja odboj impulsa]