Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
reciprocating engine | Yes | No | No | No |
internal-combustion engine | Yes | No | No | No |
reciprocating engine (noun) | internal-combustion engine (noun) |
---|---|
an internal-combustion engine in which the crankshaft is turned by pistons moving up and down in cylinders | 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 |