Meaning of combustor

com•bus•tor

Pronunciation: (kum-bus'tur), [key]
— n. Aeron.
  1. the apparatus in a ramjet or other jet engine for initiating and sustaining combustion, consisting of the igniter, fuel-injection system, combustion chamber, and flameholder.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.