English

Definition of ignite verb from the Oxford Advanced Learner's Dictionary

 

ignite

 verb
verb
BrE BrE//ɪɡˈnaɪt//
 
; NAmE NAmE//ɪɡˈnaɪt//
 
[intransitive, transitive] (formal)Verb Forms present simple I / you / we / they ignite
BrE BrE//ɪɡˈnaɪt//
 
; NAmE NAmE//ɪɡˈnaɪt//
 
he / she / it ignites
BrE BrE//ɪɡˈnaɪts//
 
; NAmE NAmE//ɪɡˈnaɪts//
 
past simple ignited
BrE BrE//ɪɡˈnaɪtɪd//
 
; NAmE NAmE//ɪɡˈnaɪtɪd//
 
past participle ignited
BrE BrE//ɪɡˈnaɪtɪd//
 
; NAmE NAmE//ɪɡˈnaɪtɪd//
 
-ing form igniting
BrE BrE//ɪɡˈnaɪtɪŋ//
 
; NAmE NAmE//ɪɡˈnaɪtɪŋ//
 
 
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to start to burn; to make something start to burn Gas ignites very easily. (figurative) Tempers ignited when the whole family spent Christmas together. ignite something Flames melted a lead pipe and ignited leaking gas. (figurative) His words ignited their anger. Word Origin mid 17th cent. (in the sense ‘make intensely hot’): from Latin ignire ‘set on fire’, from ignis ‘fire’.Extra examples The burning foam generates such heat that other items in the room can ignite spontaneously. The gunpowder sometimes fails to ignite. an explosive that is easily ignited He was badly injured when a spark ignited the gas.
See the Oxford Advanced American Dictionary entry: ignite