Definition of ignite
1 : to subject to fire or intense heat; especially : to render luminous by heat
2a : to set afire; also : kindleb : to cause (a fuel) to burn
1 : to catch fire
2 : to begin to glow
ignitabilityplay \ig-ˌnī-tə-ˈbi-lə-tē\ noun
ignitableor less commonly
ignitibleplay \ig-ˈnī-tə-bəl\ adjective
igniteror less commonly
ignitorplay \ig-ˈnī-tər\ noun
Examples of ignite in a Sentence
The fire was ignited by sparks.
The paper ignited on contact with sparks.
a material that ignites easily
Three wins in a row ignited the team.
His proposal is igniting opposition.
Recent Examples of ignite from the Web
The Falcon Heavy will have three boosters instead of one, and 27 engines instead of nine, all of which must ignite simultaneously.
The grass fires were ignited after 1:30 p.m. Saturday around Sunshine Summit and Oak Grove, along state Route 79, several miles north of Warner Springs, according to Cal Fire.
A little over a year ago, at the ripe old age of 26, Harrier landed a career-igniting role as Spider-Man’s Liz Allan.
There are fewer places in Alabama that will ignite your patriotic spirit more than the memorial park.
And if a fuse burns down and the firework doesn’t ignite, leave it be.
Sparks from the skidding train briefly ignited garbage on the track, but there was no serious fire and the train stayed upright, said Joe Lhota, chairman of the Metropolitan Transportation Authority.
And a preview of her interview with alt-right personality Alex Jones ignited a weeklong media saga that enveloped the network—exacerbating tensions surrounding a show that has appeared embattled from its very conception.
Two of the eight cars on the train derailed just before 10 a.m. Sparks from the skidding train briefly ignited garbage on the track, but there was no serious fire, said Joe Lhota, chairman of the Metropolitan Transportation Authority.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ignite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of ignite
Latin ignitus, past participle of ignire to ignite, from ignis
First Known Use: 1666See Words from the same year
IGNITE Defined for English Language Learners
Definition of ignite for English Language Learners
: to set (something) on fire : to cause (something) to burn
: to begin burning : to catch fire
: to give life or energy to (someone or something)
IGNITE Defined for Kids
Seen and Heard
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