engine

Universal Words noun 1 the part of a vehicle that produces power to make the vehicle move: a diesel / petrol engine * My car had to have a new engine. * engine trouble / problems * Switch the engine on / off. * the engine room (= the part of a ship where the engine is situated) seealsoINTERNAL-COMBUSTIONENGINE, JETENGINE, TRACTIONENGINE 2 (also locomotive) a vehicle that pulls a train 3 (-engined) (in adjectives) having the type or number of engines mentioned: a twin-engined speedboat seealsoFIREENGINE