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ignition: Meaning and Definition of
ig•ni•tion
Pronunciation: (ig-nish'un), [key] — n.
- the act or fact of igniting; state of being ignited.
- a means or device for igniting.
- (in an internal-combustion engine) the process that ignites the fuel in the cylinder.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.