Noun
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
Source: WordNetinternal-combustion engine
Holding back technology to reserve business models is like allowing blacksmiths to veto the internal combustion engine in order to protect their horseshoes. Don Tapscott
I think the internal combustion engine will disappear from the streets of our cities in the next thirty years because transportation will be mass transportation, or probably electrical power. Gaylord Nelson
I have always considered that the substitution of the internal combustion engine for the horse marked a very gloomy milestone in the progress of mankind. Winston Churchill
Many "pure" sailing yachts are also equipped with a low-power internal-combustion engine for use in conditions of calm and when entering or leaving difficult anchorages. Source: Internet
Compound engines (engines with more than one stage of expansion) had already been invented, and there was even a crude form of internal-combustion engine, with which Carnot was familiar and which he described in some detail in his book. Source: Internet
For The static compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity. Source: Internet