Definition of "antisubmarine" []

• Directed against enemy submarines. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The U.S., British and Canadian navies won the Battle of the Atlantic, thanks to their use of convoys and exploitation of advances in antisubmarine warfare technology and tactics—but only after suffering horrendous losses in blood and treasure."
• "Elsewhere, SH-60 antisubmarine helicopters stationed at a U.S. naval base in Atsugi, outside of Tokyo, scoured debris fields in the sea on Monday and conducted search-and-rescue activities along the coast of the most devastated areas."
• "The drills involved a total of 14 patrol boats, landing craft and submarine hunting boats, along with two military aircraft, according to the newspaper, which said the aim was to refine antisubmarine, resupply and island defense capabilities."