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English definition of “engine”

engine

noun [C]     /ˈen.dʒɪn/
A2 a machine that uses the energy from liquid fuel or steam to produce movement: a jet engine a car engine My car's been having engine trouble recently.The engine and engine partsEngines and motorsEngines and motorsThe engine and engine parts (also locomotive) the part of a railway train that pulls it alongTrains and parts of trains something that provides power, often economic power, for other things: For much of the 19th century Britain was the workshop of the world and the engine of economic growth.Power to control
(Definition of engine noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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