sonar, echo sounder, asdic
(noun) 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; “sonar is an acronym for sound navigation ranging”; “asdic is an acronym for antisubmarine detection investigation committee”
Source: WordNet® 3.1
sonar (plural sonars)
(nautical) echolocation
(nautical) A device that uses hydrophones (in the same manner as radar) to locate objects underwater.
• SONAR (acronym of sound navigation and ranging)
• Rasŏn, arson, orans, roans, saron, sorna
SONAR (plural SONARs)
Acronym of sound navigation and ranging.
• sonar
• ASDIC
• echolocation
• Rasŏn, arson, orans, roans, saron, sorna
Source: Wiktionary
26 April 2024
(noun) a viewpoint toward a city or other heavily populated area; “the dominant character of the cityscape is it poverty”
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