Definition of pinger in English:

pinger

Syllabification: ping·er
Pronunciation: /ˈpiNGər
 
/

noun

  • A device that transmits short high-pitched signals at brief intervals for purposes of detection, measurement, or identification.
    More example sentences
    • We've got a GPS for tracking, and a black box with a pinger so we can find the rocket no matter where it lands.
    • He is one of 90 California fishermen who must use pingers when deploying drift nets for swordfish and thresher shark.
    • There is a need for an independent study on tuna driftnetting, with observers on trial vessels, using net pingers.

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