| English noun: internal-combustion engine | 
| 1. | internal-combustion engine (artifact) 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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 | Synonyms | ICE | 
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 | Broader (hypernym) | heat engine | 
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 | Narrower (hyponym) | diesel, diesel engine, diesel motor, four-stroke engine, four-stroke internal-combustion engine, gas engine, gasoline engine, outboard, outboard motor, petrol engine, radial engine, reciprocating engine, rotary engine, rotary engine, valve-in-head engine | 
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 | Part holonym | block, cylinder block, engine block, force feed, force-feed lubricating system, lubricating system, poppet, poppet valve, pressure feed, pressure-feed lubricating system, self-starter, supercharger | 
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 | Part meronym | automotive vehicle, motor vehicle, motorboat, powerboat | 
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