Heat

What is Heat?

Heat definition and meaning on Dictionary terms:
noun
the state of a body perceived as having or generating a relatively high degree of warmth.
the condition or quality of being hot: the heat of an oven.

the degree of hotness; temperature: moderate heat.
the sensation of warmth or hotness: unpleasant heat.
a bodily temperature higher than normal: the heat of a fever; the feeling of heat caused by physical exertion.
added or external energy that causes a rise in temperature, expansion, evaporation, or other physical change.
Physics. a nonmechanical energy transfer with reference to a temperature difference between a system and its surroundings or between two parts of the same system. Symbol: Q
a hot condition of the atmosphere or physical environment; hot season or weather.
a period of hot weather.
a sharp, pungent flavor, as that produced by strong spices.
warmth or intensity of feeling; vehemence; passion: He spoke with much heat and at great length.
maximum intensity in an activity, condition, etc.; the height of any action, situation, or the like: the heat of battle; the heat of passion.
extreme pressure, as of events, resulting in tension or strain: In the heat of his hasty departure he forgot his keys.
a single intense effort; a sustained, concentrated, and continuous operation: The painting was finished at a heat.
Slang. intensified pressure, especially in a police investigation.
Slang. the police.
Slang. armed protection, especially a pistol, revolver, or other firearm: All guards carry some heat.
Sports. a single course in or division of a race or other contest.a race or other contest in which competitors attempt to qualify for entry in the final race or contest.

Metallurgy. a single operation of heating, as of metal in a furnace, in the treating and melting of metals.a quantity of metal produced by such an operation.

Zoology. sexual receptiveness in animals, especially females.the period or duration of such receptiveness: to be in heat.

verb (used with object)
to make hot or warm (often followed by up).
to excite emotionally; inflame or rouse with passion.

verb (used without object)
to become hot or warm (often followed by up).
to become excited emotionally.

 

reference: www.dictionary.com/browse/heat

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