combust

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com·bust

 (kəm-bŭst′)
v. com·bust·ed, com·bust·ing, com·busts
v.intr.
1.
a. To catch fire; burst into flame: The fire started when a pile of oily rags spontaneously combusted.
b. To undergo combustion; burn: As the fuels were combusting they gave off noxious vapors.
2. To become suddenly angry or agitated: The defendant combusted when he heard the verdict.
v.tr.
1. To cause to burn; ignite.
2. To cause to become angry or violent: riots that are combusting whole provinces.

[Back-formation from combustion.]

combust

(kəmˈbʌst)
adj
(Astrology) astrology (of a star or planet) invisible for a period between 24 and 30 days each year due to its proximity to the sun
vb
(Chemistry) chem to burn

com•bust

(kəmˈbʌst)

v.i., v.t. -bust•ed, -bust•ing.
to burn.
[1325–75; Middle English < Latin combūstus, past participle of combūrere to burn up]

combust


Past participle: combusted
Gerund: combusting

Imperative
combust
combust
Present
I combust
you combust
he/she/it combusts
we combust
you combust
they combust
Preterite
I combusted
you combusted
he/she/it combusted
we combusted
you combusted
they combusted
Present Continuous
I am combusting
you are combusting
he/she/it is combusting
we are combusting
you are combusting
they are combusting
Present Perfect
I have combusted
you have combusted
he/she/it has combusted
we have combusted
you have combusted
they have combusted
Past Continuous
I was combusting
you were combusting
he/she/it was combusting
we were combusting
you were combusting
they were combusting
Past Perfect
I had combusted
you had combusted
he/she/it had combusted
we had combusted
you had combusted
they had combusted
Future
I will combust
you will combust
he/she/it will combust
we will combust
you will combust
they will combust
Future Perfect
I will have combusted
you will have combusted
he/she/it will have combusted
we will have combusted
you will have combusted
they will have combusted
Future Continuous
I will be combusting
you will be combusting
he/she/it will be combusting
we will be combusting
you will be combusting
they will be combusting
Present Perfect Continuous
I have been combusting
you have been combusting
he/she/it has been combusting
we have been combusting
you have been combusting
they have been combusting
Future Perfect Continuous
I will have been combusting
you will have been combusting
he/she/it will have been combusting
we will have been combusting
you will have been combusting
they will have been combusting
Past Perfect Continuous
I had been combusting
you had been combusting
he/she/it had been combusting
we had been combusting
you had been combusting
they had been combusting
Conditional
I would combust
you would combust
he/she/it would combust
we would combust
you would combust
they would combust
Past Conditional
I would have combusted
you would have combusted
he/she/it would have combusted
we would have combusted
you would have combusted
they would have combusted
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.combust - cause to burn or combust; "The sun burned off the fog"; "We combust coal and other fossil fuels"
ignite, light - cause to start burning; subject to fire or great heat; "Great heat can ignite almost any dry matter"; "Light a cigarette"
set ablaze, set afire, set aflame, set on fire - set fire to; cause to start burning; "Lightening set fire to the forest"
catch fire, take fire, ignite, combust, conflagrate, erupt - start to burn or burst into flames; "Marsh gases ignited suddenly"; "The oily rags combusted spontaneously"
char, coal - burn to charcoal; "Without a drenching rain, the forest fire will char everything"
2.combust - start to burn or burst into flames; "Marsh gases ignited suddenly"; "The oily rags combusted spontaneously"
change state, turn - undergo a transformation or a change of position or action; "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election"
blow out - erupt in an uncontrolled manner; "The oil well blew out"
catch - start burning; "The fire caught"
light up - start to burn with a bright flame; "The coal in the BBQ grill finally lit up"
combust, burn - cause to burn or combust; "The sun burned off the fog"; "We combust coal and other fossil fuels"
3.combust - get very angry and fly into a rage; "The professor combusted when the student didn't know the answer to a very elementary question"; "Spam makes me go ballistic"
rage - feel intense anger; "Rage against the dying of the light!"
4.combust - cause to become violent or angry; "Riots combusted Pakistan after the U.S. air attacks on Afghanistan"
anger - make angry; "The news angered him"
5.combust - undergo combustion; "Maple wood burns well"
change state, turn - undergo a transformation or a change of position or action; "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election"
burn down, burn up, go up - burn completely; be consumed or destroyed by fire; "The hut burned down"; "The mountain of paper went up in flames"
smolder, smoulder - burn slowly and without a flame; "a smoldering fire"
burn, burn down, fire - destroy by fire; "They burned the house and his diaries"
scorch, sear, singe - become superficially burned; "my eyebrows singed when I bent over the flames"
deflagrate - burn with great heat and intense light; "the powder deflagrated"
flame - be in flames or aflame; "The sky seemed to flame in the Hawaiian sunset"
blaze up, burn up, flame up, flare - burn brightly; "Every star seemed to flare with new intensity"
blaze - burn brightly and intensely; "The summer sun alone can cause a pine to blaze"

combust

verb
To undergo combustion:
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If oxygen gets to the metal during welding, it combusts instantly, so the job has to be done in a special argon-filled chamber.
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