ASDIC

sonar, echo sounder, asdic

(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; “sonar is an acronym for sound navigation ranging”; “asdic is an acronym for antisubmarine detection investigation committee”

Source: WordNet® 3.1


Etymology

Former codename during development, from ASD (Anti-Submarine Division). Sometimes erroneously explained as "Allied Submarine Detection Investigation Committee".

Noun

ASDIC (uncountable)

(historical) sonar

Anagrams

• acids, ascid, cadis, caids, sadic

Source: Wiktionary



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Word of the Day

29 May 2025

CRITICAL

(adjective) characterized by careful evaluation and judgment; “a critical reading”; “a critical dissertation”; “a critical analysis of Melville’s writings”


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