pre·​com·​bus·​tion ˌprē-kəm-ˈbəs-chən How to pronounce precombustion (audio)
variants or pre-combustion
: situated, occurring, or used before engine combustion or the combustion stage of a process
precombustion fuel treatment
a precombustion reaction
see also precombustion chamber, precombustion engine

Word History

First Known Use

1923, in the meaning defined above

Time Traveler
The first known use of precombustion was in 1923

Dictionary Entries Near precombustion

Cite this Entry

“Precombustion.” Dictionary, Merriam-Webster, Accessed 18 May. 2024.

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