Asdic (Noun)
Meaning
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".
Classification
Nouns denoting man-made objects.
Examples
- The submarine's presence was detected using asdic technology, which picked up the faint echoes of its hull beneath the surface.
- During World War II, asdic was instrumental in the Allied forces' efforts to counter the German U-boat threat.
- The Royal Navy developed asdic in the 1920s as a means of detecting and tracking enemy submarines.
- The crew used asdic to scan the seafloor for any signs of wreckage or underwater obstacles.
- The development of asdic revolutionized naval warfare by giving ships a means of detecting submerged vessels.