What is the difference between heat and warm?

heat | warm |


As nouns the difference between heat and warm

is that heat is (uncountable) thermal energy while warm is (colloquial) the act of warming, or the state of being warmed; a heating.

As verbs the difference between heat and warm

is that heat is to cause an increase in temperature of an object or space; to cause something to become hot; often with "up" while warm is to make or keep.

As a adjective warm is

having a temperature slightly higher than usual, but still pleasant; a mild temperature.

heat

English

Etymology 1

From (etyl) hete, from (etyl) .

Noun

  • (uncountable) Thermal energy.
  • * 2007 , James Shipman, Jerry Wilson, Aaron Todd, An Introduction to Physical Science: Twelfth Edition , pages 106–108:
  • Heat' and temperature, although different, are intimately related. [...] For example, suppose you added equal amounts of ' heat to equal masses of iron and aluminum. How do you think their temperatures would change?if the temperature of the iron increased by 100 C°, the corresponding temperature change in the aluminum would be only 48 C°.
  • * {{quote-magazine, year=2013, month=July-August, author=(Henry Petroski)
  • , title= Geothermal Energy , volume=101, issue=4, magazine=(American Scientist) , passage=Energy has seldom been found where we need it when we want it. Ancient nomads, wishing to ward off the evening chill and enjoy a meal around a campfire, had to collect wood and then spend time and effort coaxing the heat of friction out from between sticks to kindle a flame.}}
  • (uncountable) The condition or quality of being hot.
  • (uncountable) An attribute of a spice that causes a burning sensation in the mouth.
  • (uncountable) A period of intensity, particularly of emotion.
  • (uncountable) An undesirable amount of attention.
  • (uncountable, slang) The police.
  • (uncountable, slang) One or more firearms.
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  • *
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  • (countable, baseball) A fastball.
  • (uncountable) A condition where a mammal is aroused sexually or where it is especially fertile and therefore eager to mate.
  • (countable) A preliminary race, used to determine the participants in a final race
  • (countable) One cycle of bringing metal to maximum temperature and working it until it is too cool to work further.
  • (countable) A hot spell.
  • (uncountable) Heating system; a system that raises the temperature of a room or building.
  • (uncountable) The output of a heating system.
  • Derived terms
    * heat capacity * heat death * heat engine * heat exchanger * heat lamp * heatproof * heat pump * heat rash * heat-resistant * heat-seeking * heat shield * heat sink * heatstroke * heat treatment * heatwave * in heat * on heat

    Etymology 2

    From (etyl) heten, from (etyl) .

    Verb

    (en verb)
  • To cause an increase in temperature of an object or space; to cause something to become hot (often with "up").
  • I'll heat up the water.
  • To excite or make hot by action or emotion; to make feverish.
  • * Shakespeare:
  • Pray, walk softly; do not heat your blood.
  • To excite ardour in; to rouse to action; to excite to excess; to inflame, as the passions.
  • * Dryden:
  • A noble emulation heats your breast.
  • To arouse, to excite (sexually).
  • The massage heated her up.
    Synonyms
    * stoke * warm up * heat up; hot up,

    warm

    English

    Etymology 1

    From (etyl) (m), (m), from (etyl) (m), from (etyl) , with different proposed origins:
  • (etyl) .
  • (etyl) .
  • The dispute is due to differing opinions on how initial Proto-Indo-European *g??- evolved in Germanic: some think that *g?? would have turned to *b, and that the root *g??er- would instead have given rise to burn etc. Some have also proposed a merger of the two roots. The term is cognate with (etyl) (m), (etyl)/(etyl)/(etyl) (m), (etyl)/(etyl)/(etyl) (m) and (etyl)/(etyl) (m).

    Adjective

    (er)
  • Having a temperature slightly higher than usual, but still pleasant; mildly hot.
  • The tea is still warm .
    This is a very warm room.
  • * Longfellow
  • Warm and still is the summer night.
  • * 1985 , Robert Ferro, Blue Star
  • It seemed I was too excited for sleep, too warm , too young.
  • Caring and friendly, of relations to another person.
  • We have a warm friendship .
  • Having a color in the red-orange-yellow part of the visible electromagnetic spectrum.
  • Close, often used in the context of a game in which "warm" and "cold" are used to indicate nearness to the goal.
  • * Black
  • Here, indeed, young Mr. Dowse was getting "warm ", as children say at blindman's buff.
  • (archaic) Ardent, zealous.
  • a warm debate, with strong words exchanged
  • * Milton
  • Mirth, and youth, and warm desire!
  • * Alexander Pope
  • Each warm wish springs mutual from the heart.
  • * Addison
  • They say he's a warm man and does not care to be made mouths at.
  • * Hawthorne
  • I had been none of the warmest of partisans.
  • * 1776 , Edward Gibbon, The History of The Decline and Fall of the Roman Empire , Chapter 1
  • To the strength and fierceness of barbarians they added a contempt for life, which was derived from a warm persuasion of the immortality and transmigration of the soul.
  • (archaic) Being well off as to property, or in good circumstances; rich.
  • * Washington Irving
  • warm householders, every one of them
  • * Goldsmith
  • You shall have a draft upon him, payable at sight: and let me tell you he as warm a man as any within five miles round him.
    Synonyms
    * See also * See also
    Antonyms
    * (mild temperature) arctic, cold, cool, frozen * (caring) arctic, cold, cool, frozen
    Derived terms
    * * lukewarm * warmhearted/warm-hearted * warmish * warmly * warm up / warm-up
    See also
    * heated * hot * steamy * temperature * tepid

    Etymology 2

    From (etyl) (m).

    Verb

    (en verb)
  • To make or keep .
  • * Bible, Isaiah xliv. 15
  • Then shall it [an ash tree] be for a man to burn; for he will take thereof and warm himself.
  • * Longfellow
  • enough to warm , but not enough to burn
  • To become warm, to heat up.
  • The earth soon warms on a clear summer day.
  • To favour increasingly.
  • * {{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)
  • , chapter=5 citation , passage=Mr. Campion appeared suitably impressed and she warmed to him. He was very easy to talk to with those long clown lines in his pale face, a natural goon, born rather too early she suspected.}}
  • To become ardent or animated.
  • The speaker warms as he proceeds.
  • To make engaged or earnest; to interest; to engage; to excite ardor or zeal; to enliven.
  • * Alexander Pope
  • I formerly warmed my head with reading controversial writings.
  • * Keble
  • Bright hopes, that erst bosom warmed .
    Derived terms
    * like death warmed over

    Noun

    (en noun)
  • (colloquial) The act of warming, or the state of being warmed; a heating.
  • (Dickens)
    Shall I give your coffee a warm in the microwave?

    Statistics

    * 1000 English basic words ----