n.
Pronunciation: ' az-( ˌ )dik
Function: noun
Etymology: from asdics underwater echo ranging, probably from A nti- S ubmarine D ivision (British Admiralty department 1916-18) + -ics
Date: 1939
chiefly British : SONAR
n.
Pronunciation: ' az-( ˌ )dik
Function: noun
Etymology: from asdics underwater echo ranging, probably from A nti- S ubmarine D ivision (British Admiralty department 1916-18) + -ics
Date: 1939
chiefly British : SONAR
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012