autoignite

English

Etymology

From auto- +‎ ignite.

Verb

autoignite (third-person singular simple present autoignites, present participle autoigniting, simple past and past participle autoignited)

1. (intransitive) To ignite spontaneously.
   • 2015, David Crolla, Encyclopedia of Automotive Engineering‎:

     Ideally, for GCI a premixed charge of gasoline and air is inducted into an engine with a sufficiently high compression ratio to allow the entire cylinder contents to autoignite in rapid succession.