From Longman Dictionary of Contemporary Englishsubmarinesub‧ma‧rine1 /ˈsʌbməriːn, ˌsʌbməˈriːn/ ●●○ (also sub) noun [countable] TTWPMNa ship, especially a military one, that can stay under water a nuclear submarine
Examples from the Corpus
submarine• Around 100 submarines withdrawn from service are moored at sea because there are no facilities for treating their radioactive components.• He was executive officer aboard the Honolulu, a nuclear attack submarine.• A ship could nevertheless be navigated accurately, especially when up-to-date hydrographic data was available from offshore surveys by submarines.• The McKee, with its crew of 1,515 officers and sailors, is a full-service repair ship for submarines.• a nuclear submarine• If you stopped the flights, Soviet submarines would go undetected.• The bows sliced across the forward hull tearing a great gash, but the submarine bounced rather than being ripped instantly in two.submarinesubmarine2 adjective [only before noun] TTWHEOgrowing or used under the sea submarine plant lifeExamples from the Corpus
submarine• submarine mountain ranges• The thermal input from hydrothermal springs along submarine spreading centers may drive major patterns of deepwater circulation.Origin submarine2 (1600-1700) sub- + marine 