, past participle of ignire 'to cause to start burning', from ignis 'fire'
1 [intransitive and transitive]formalto start burning, or to make something start burning:
The petrol tank suddenly ignited.
The candle ignited the plastic.
2 [transitive]to start a dangerous situation, angry argument etc:
events which ignited the war in Europe
WORD FOCUS: burn WORD FOCUS: burn to be burning:be on fire, be ablaze, be alight to start burning:catch fire, burst into flames, ignite to make something start burning:light, set fire to something to make something stop burning:put out, extinguish to hurt or damage your skin with hot liquid or steam:scald the crime of deliberately setting fire to buildings:arson ➔ See alsoburn
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.