precombustion engine


: an internal combustion engine with a small uncooled precombustion chamber in which a portion of the mixture is ignited and in turn ignites the cylinder charge

Word History

First Known Use

1923, in the meaning defined above

Time Traveler
The first known use of precombustion engine was in 1923

Dictionary Entries Near precombustion engine

Cite this Entry

“Precombustion engine.” Dictionary, Merriam-Webster, Accessed 25 Jun. 2024.

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