What is the meaning of sonar?

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.
    • usage: "sonar is an acronym for sound navigation ranging"; "asdic is an acronym for antisubmarine detection investigation committee"
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). sonar. Retrieved September 20, 2026, from http://smartdefine.org/sonar/definitions/1208201
ChicagoWordNet. 2010. "sonar" http://smartdefine.org/sonar/definitions/1208201 (accessed September 20, 2026).
HarvardWordNet 2010, sonar, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/sonar/definitions/1208201>.
MLAWordNet. "sonar" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/sonar/definitions/1208201>
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