heat Definition in the Cambridge English Dictionary
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Definition of “heat” - English Dictionary

Definition of "heat" - American English Dictionary

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heatnoun

heat noun (TEMPERATURE)

 us   /hit/ [U] warmth, esp. a lot of warmth: the heat of the ​sun physics us   /hit/ [U] Heat is also a ​form of ​energy that a ​substance has because of the ​movement of ​its molecules or ​atoms.  us   /hit/ [U] The heat can also ​meanhotweather: I ​thought I’d like ​living in Florida, but the heat was too much for me.  us   /hit/ [U] The heat is also the ​system in a ​building or a ​stove that ​controls the ​temperature: I’m ​freezing – can you ​turn up the heat? Lower the heat when the ​waterstarts to ​boil.

heat noun (POWER)

physics /hit/ [U] a ​type of energy that moves from one ​object or ​substance to another because of ​theirdifference in ​temperature

heat noun (EMOTION)

 us   /hit/ [U] a ​state of ​strongemotion, esp. ​excitement or ​anger: The heat of his own ​argumentswept him away. Johnapologized for the ​remarks he had made in the heat of the ​moment (= while he was ​angry or ​excited).

heat noun (RESPONSIBILITY)

 us   /hit/ [U] responsibility or ​blame: We took a lot of heat for ​showing that on TV.

heat noun (COMPETITION)

 us   /hit/ [C] a ​competition, esp. a ​race, in which it is ​decided who will ​compete in the ​finalevent

heat noun (BIOLOGY)

in heat biology If an ​animal, esp. a ​female, is in heat, it is ​ready to ​breed.

heatverb [T]

 us   /hit/

heat verb [T] (TEMPERATURE)

to make a ​place or thing ​warm: It ​costs a lot to heat this ​house. Heat the ​sauce in the ​microwave.
Phrasal verbs
(Definition of heat from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "heat" - British English Dictionary

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heatnoun

uk   us   /hiːt/

heat noun (TEMPERATURE)

B1 [S or U] the ​quality of being ​hot or ​warm, or the ​temperature of something: the heat of the ​sun/​fire How do you ​manage to ​work in this heat without ​airconditioning? She always ​wore a ​coat, ​even in the heat of ​summer. Cook the ​meat on a high/​low heat (= at a high/​lowtemperature).
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heat noun (IN BUILDING)

A2 [U] US (also mainly UK heating) the ​system that ​keeps a ​buildingwarm: Is the heat on?

heat noun (RACE)

[C] a less ​importantrace or ​competition in which it is ​decided who will ​compete in the ​finalevent

heat noun (ANIMAL)

on heat UK (US in heat) An ​animal that is in heat is in a ​state of ​sexualexcitement and ​ready to ​breed.

heatverb [I or T]

uk   us   /hiːt/
B2 to make something ​hot or ​warm, or to ​becomehot or ​warm: A ​largehouse like this must be ​expensive to heat. Shall I heat up some ​soup for ​lunch?
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(Definition of heat from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "heat" - Business English Dictionary

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heatnoun

uk   us   /hiːt/ informal
feel/take/face the heat to be in a difficult ​situation in which you have to ​deal with a lot of problems: Domestic ​retailers are ​feeling the heat from ​foreigncompetitors.
turn up the heat (on sb/sth) (also put the heat on sb) to ​try to ​force someone or something to do something in ​order to get the ​result you want: OPEC could ​turn up the heat by ​increasingoilprices still further.
(Definition of heat from the Cambridge Business English Dictionary © Cambridge University Press)
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