Definition of combust in English:

combust

Syllabification: com·bust
Pronunciation: /kəmˈbəst
 
/

verb

[with object]
1Consume by fire.
More example sentences
  • Researchers are trying to eliminate the flame, replacing it with a catalyst that combusts methane at lower temperature, emitting less smog-producing nitrogen oxide pollution.
  • The latter provides the oxygen required to combust the soot particles and is completely reduced to nitrogen oxide in the process.
  • You need to essentially combust a lot of fossil fuel to make your nitrogen even for some sugar cane plantations.
1.1 [no object] Be consumed by fire.
More example sentences
  • This gentle contemplation was soon broken, however, by the overwhelming odours of sulphur and phosphorous, and for a brief moment the thought occurred that the building had spontaneously combusted from the pure energy.
  • The Daily Mail building would spontaneously combust.
  • Fiberglass insulation, in contrast, melts at slightly over 1,100 degrees, and cellulose combusts during house fires.

Origin

late 15th century: from obsolete combust 'burned, calcined', from Latin combustus, past participle of comburere 'burn up'.

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