ig·ni·tion /ɪgˈnɪʃən/
點火,點燃,點火
Ig·ni·tion n.
1. The act of igniting, kindling, or setting on fire.
2. The state of being ignited or kindled.
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ignition
n 1: the process of initiating combustion
2: the mechanism that ignites the fuel in an
internal-combustion engine [syn: ignition system]
3: the act of setting on fire or catching fire [syn: firing,
lighting, kindling, inflammation]