asdic

/ˌæzˈdɪk/
IPA guide

Other forms: asdics

Definitions of asdic
  1. 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
    “asdic is an acronym for antisubmarine detection investigation committee”
    synonyms: echo sounder, sonar
    see moresee less
    type 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
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