Wiktionary
n. The process where fuel is burned within an engine such as a diesel engine, producing power directly as opposed to externally such as in a steam engine.
WordNet
n. the combustion of fuel inside a cylinder (as in an internal-combustion engine)
Wikipedia
"Internal Combustion" is a classic science fiction robot story by L. Sprague de Camp. It was first published in the magazine Infinity Science Fiction for February, 1956. It first appeared in book form in the collection A Gun for Dinosaur and Other Imaginative Tales ( Doubleday, 1963); it later appeared in the anthologies Souls in Metal (Hale, 1977) and Top Science Fiction: The Authors' Choice (J. M. Dent, 1984). The story has been translated into German.
Usage examples of "internal combustion".
However, the greater power-to-weight ratio of the internal combustion engine did maintain a certain degree of interest for ground applications, particularly in armored fighting vehicles.
He coupled his heat pump with the Fischer engine, and asserted that the result would be more powerful than an internal combustion engine of the same size, would never need gasoline (or any other fuel), would not need any oil changes, and would run for 400,000 miles before it wore out.
By the time the internal combustion engine came along, so much effort had gone into developing automotive steam engines that they remained dominant in all but aeronautical and armored fighting-vehicle applications.
The two main sources are internal combustion engines-trucks and autos-and industrial smokes.
The two main sources are internal combustion engines - trucks and autos - and industrial smokes.
A steam engine or a vehicle with a rare internal combustion engines is much too valuable to use for this purpose.
Pretending it worked, Anna lay still, letting the bubbles she breathed out rise through the maze of internal combustion parts to signify her continuing life.
You want a foamed aluminum matrix for internal combustion, with water-cooling channels, air-cooling vanes, and alloy piston sleeves?