Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
heat engine | Yes | No | No | No |
internal-combustion engine | Yes | No | No | No |
heat engine (noun) | internal-combustion engine (noun) |
---|---|
any engine that makes use of heat to do work | 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 |