heat: Meaning and Definition of
Pronunciation: (hēt), [key]
- 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.
- 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.
- intensified pressure, esp. in a police investigation.
- the police.
- armed protection, esp. a pistol, revolver, or other firearm: All guards carry some heat.
- 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.
- 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.
- to be in heat.
- sexual receptiveness in animals, esp. females.
- the period or duration of such receptiveness:to be in heat.
- to make hot or warm (often fol. by up).
- to excite emotionally; inflame or rouse with passion.
- to become hot or warm (often fol. by up).
- to become excited emotionally.
- to increase or become more active or intense: Business competition will heat up toward the end of the year.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.