Steam engine

noun

Definitions

Noun
  1. 1
    Any heat engine that uses steam as its primary working fluid to do mechanical work.
  2. 2
    external-combustion engine in which heat is used to raise steam which either turns a turbine or forces a piston to move up and down in a cylinder wordnet
  3. 3
    Any heat engine that uses steam as its primary working fluid to do mechanical work.; A piston engine driven by steam. usually
  4. 4
    A steam locomotive. British, especially

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