steam engine
noun
Definitions
A piston engine driven by steam (as contrasted, for example, with a steam turbine).
Any heat engine that uses steam as its primary working fluid to do mechanical work.
A steam locomotive.
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Definitions
A piston engine driven by steam (as contrasted, for example, with a steam turbine).
Any heat engine that uses steam as its primary working fluid to do mechanical work.
A steam locomotive.