Meaning of “flare” in the English Dictionary

"flare" in British English

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uk /fleər/ us /fler/

flare verb (BURN BRIGHTLY)

[ I ] to burn brightly either for a short time or not regularly:

The flame above the oil well flared (up) into the dark sky.

flare verb (GET WORSE)

[ I ] also flare up When something bad such as violence, pain, or anger flares (up), it suddenly starts or gets much worse:

Violence flared up again last night.
Tempers flared after a three-hour delay at the Airport yesterday.


uk /fleər/ us /fler/

flare noun (BRIGHTNESS)

[ C ] a sudden increase in the brightness of a fire:

There was a sudden flare when she threw the petrol onto the fire.

[ C ] a very bright light or coloured smoke that can be used as a signal, or a device that produces this:

We set off a flare to help guide our rescuers.

(Definition of “flare” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"flare" in American English

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us /fleər/

flare verb (BURN)

[ I ] to burn brightly either for a short time or on and off:

The candle flared then went out.

flare verb (BECOME WIDER)

[ I/T ] to become wider, or to make something wider:

[ I ] These trousers flare slightly at the ankle.

flare verb (HAPPEN SUDDENLY)

[ I ] to happen in a sudden and often violent way:

The dispute threatens to flare into a lawsuit.
The argument quieted down then flared up again.

flarenoun [ C ]

us /fleər/

flare noun [ C ] (BRIGHT LIGHT)

something that produces a flame or bright light and is usually used as a signal, or the flame or light itself:

The boat is equipped with flares.
Did you see that flare?

(Definition of “flare” from the Cambridge Academic Content Dictionary © Cambridge University Press)