sonar meaning

UK /ˈsəʊnɑː/ US /ˈsoʊnɑr/ 2 syllables

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.

Definition of sonar

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

    Synonyms: echo sounder, asdic

    Type of: measuring instrument, navigational instrument

How to pronounce sonar

sonar is pronounced /ˈsəʊnɑː/ in British English and /ˈsoʊnɑr/ in American English. It has 2 syllables, with the stress on the first syllable.

Word lists: words starting with SO · words ending in AR · 5-letter words

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