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SONAR

Pronunciation (US): 

 Dictionary entry overview: What does sonar mean? 

SONAR (noun)
  The noun SONAR has 1 sense:

1. 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

  Familiarity information: SONAR used as a noun is very rare.


 Dictionary entry details 


SONAR (noun)


Sense 1sonar [BACK TO TOP]

Meaning:

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

Classified under:

Nouns denoting man-made objects

Synonyms:

asdic; echo sounder; sonar

Context examples:

sonar is an acronym for sound navigation ranging / asdic is an acronym for antisubmarine detection investigation committee

Hypernyms ("sonar" is a kind of...):

measuring device; measuring instrument; measuring system (instrument that shows the extent or amount or quantity or degree of something)

navigational instrument (an instrument used for navigating)

Meronyms (parts of "sonar"):

pinger (a pulse generator used for echo sounding in sonar)

pulse generator (a generator of single or multiple voltage pulses; usually adjustable for pulse rate)

Holonyms ("sonar" is a part of...):

pigboat; sub; submarine; U-boat (a submersible warship usually armed with torpedoes)


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