HEAT ENGINE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Any engine that makes use of heat to do work

Classified under:

Nouns denoting man-made objects

Hypernyms ("heat engine" is a kind of...):

engine (motor that converts thermal energy to mechanical work)

Hyponyms (each of the following is a kind of "heat engine"):

external-combustion engine (a heat engine in which ignition occurs outside the chamber (cylinder or turbine) in which heat is converted to mechanical energy)

ICE; internal-combustion engine (a heat engine in which combustion occurs inside the engine rather than in a separate furnace; heat expands a gas that either moves a piston or turns a gas turbine)

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