- submarine
- I(New American Roget's College Thesaurus)adj. suboceanic, undersea or -water. —n. torpedo boat; U-boat, submersible, sub (inf.), pigboat (sl.). See depth, ship.II(Roget's IV) n.1. [A submersible boat]2. [A long sandwich]Syn. sub, hero, grinder, hoagie, poor boy, Cuban sandwich, Italian sandwich, Italian, bomber, wedge.III(Roget's 3 Superthesaurus) n.sub, U-boat, submersible, *steel shark, *pigboat.WORD FIND• body of: hull• crew member: submariner• exhaust and air intake: snorkel• hazard: mine, depth charge, shoal• locator: sonar, sonobuoy• miniature: submersible• missile: torpedo• nuclear-powered: Trident• observation tower: conning tower, bridge• propellor sound that gives presence away: cavitation• rudder that helps sub to submerge: hydroplane• safe haven: submarine sanctuary, submarine haven• scope: periscope• stabilizing rudder: sail plane• submarine-like observation vessel: bathyscaphe, submersible• water tanks that control submerging: ballast tanks
English dictionary for students. 2013.