D defs.my
Entry 2 senses Webster, 1913

Ignition

/ĭgnĭ'shən/ · Ig·ni·tion · IPA /ɪɡˈnɪʃən/
01 n. The act of igniting, kindling, or setting on fire.
  1. 1.
    The act of igniting, kindling, or setting on fire.
  2. 2.
    The state of being ignited or kindled.