Definition of ignite in English:

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Pronunciation: /iɡˈnīt/


1Catch fire or cause to catch fire: [no object]: furniture can give off lethal fumes when it ignites [with object]: sparks flew out and ignited the dry scrub
More example sentences
  • It appears the cause was an overheated extension power strip connected to an air conditioner, which caught on fire and ignited a carpet and a couch.
  • The wet weather put the dampeners on most of the grass fires that ignite during the usually drier summer months.
  • The fire, believed to have started when a cigarette ignited petrol, began in the shed behind the home of the Maxwell family in the Poleglass district of the city.
catch fire, burst into flames, combust;
be set off, explode
light, set fire to, set on fire, set alight, kindle, spark, touch off
informal set/put a match to
1.1 [with object] Arouse or inflame (an emotion or situation): the words ignited new fury in him
More example sentences
  • This was the spark that ignited the discontent aroused by the eradication of coca fields, following Washington's guidelines.
  • The spark that ignited communal passions in the State was the burning of some compartments in a train that carried activists of the saffron camp.
  • That gesture contained plenty of fuel for those who want to hate the United States, and also enough spark to ignite new hatreds, no doubt.
arouse, kindle, trigger, spark, instigate, excite, provoke, stimulate, animate, stir up, whip up, rally, jump-start, incite, fuel



Pronunciation: /iɡˌnītəˈbilitē/
Example sentences
  • As desirable as the high standard of ignitability of hydrogen within the engine may be, it also requires a great deal of attention outside of the combustion chamber.
  • The subsequent procedures of undertaking the ignitability tests were consistent with all testing companies and performed in accordance with the regulations and the British Standards: 5852: Part 2: 1982.


Pronunciation: /iɡˈnīdəb(ə)l/
Example sentences
  • At high loads the entire fuel/air mixture in the combustion chamber has the ignitable ratio of lambda = 1.
  • The most ignitable institutional issue is the use of affirmative action to increase diversity in higher and professional education and consequently among the professional classes.
  • Andrew Armstrong, a forensic chemist, declared: ‘There is no evidence of an identifiable ignitable liquid in any of the samples from the fire scene.’


Mid 17th century (in the sense 'make intensely hot'): from Latin ignire 'set on fire', from ignis 'fire'.

Words that rhyme with ignite

affright, alight, alright, aright, bedight, bight, bite, blight, bright, byte, cite, dight, Dwight, excite, fight, flight, fright, goodnight, height, impolite, indict, indite, invite, kite, knight, light, lite, might, mite, night, nite, outfight, outright, plight, polite, quite, right, rite, sight, site, skintight, skite, sleight, slight, smite, Snow-white, spite, sprite, tight, tonight, trite, twite, underwrite, unite, uptight, white, wight, wright, write

For editors and proofreaders

Syllabification: ig·nite

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