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P_____
Definitions
a pulse generator used for echo sounding in sonar
Word origin
From ping + -er.
Used in a sentence
“We couldn't take the boat into the shallows near the reef because our sonar pinger was broken.”
“The scientist attached a pinger to the carapace of the sea turtle to track its migration.”
“Some people like fancy pingers with extra features, but I always use the default ping application.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer0 curated clues
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