heat vs hotness what difference

what is difference between heat and hotness



  • enPR: hēt, IPA(key): /hiːt/
  • (General American) IPA(key): /hit/, [çit]
  • Rhymes: -iːt

Etymology 1

From Middle English hete, from Old English hǣte, hǣtu (heat, warmth; fervor, ardor), from Proto-Germanic *haitį̄ (heat), from Proto-Indo-European *kayd-, a derived form of *kay- (heat; hot).

Cognate with Scots hete (heat), North Frisian hiet (heat), Old High German heizī (heat). Related also to Dutch hitte (heat), German Hitze (heat), Swedish hetta (heat), Icelandic hiti (heat).


heat (countable and uncountable, plural heats)

  1. (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°.
  2. (uncountable) The condition or quality of being hot.
  3. (uncountable) An attribute of a spice that causes a burning sensation in the mouth.
  4. (uncountable) A period of intensity, particularly of emotion.
    Synonyms: passion, vehemence
  5. (uncountable) An undesirable amount of attention.
  6. (uncountable, slang) The police.
  7. (uncountable, slang) One or more firearms.
  8. (countable, baseball) A fastball.
  9. (uncountable) A condition where a mammal is aroused sexually or where it is especially fertile and therefore eager to mate.
  10. (countable) A preliminary race, used to determine the participants in a final race
  11. (countable) (by extension) A stage in a competition, not necessarily a sporting one; a round.
  12. (countable) One cycle of bringing metal to maximum temperature and working it until it is too cool to work further.
  13. (countable) A hot spell.
  14. (uncountable) Heating system; a system that raises the temperature of a room or building.
  15. (uncountable) The output of a heating system.
  16. (countable) A violent action unintermitted; a single effort.
Derived terms

Etymology 2

From Middle English heten, from Old English hǣtan (to heat; become hot), from Proto-Germanic *haitijaną (to heat, make hot).


heat (third-person singular simple present heats, present participle heating, simple past and past participle heated or (dialectal) het)

  1. (transitive) To cause an increase in temperature of (an object or space); to cause to become hot (often with “up”).
    I’ll heat up the water.
  2. (intransitive) To become hotter.
    There’s a pot of soup heating on the stove.
  3. (transitive, figuratively) To excite or make hot by action or emotion; to make feverish.
  4. (transitive, figuratively) To excite ardour in; to rouse to action; to excite to excess; to inflame, as the passions.
  5. (transitive, slang) To arouse, to excite (sexually).
    The massage heated her up.
Derived terms
  • stoke
  • warm up
  • heat up; hot up, hot


  • Thea, eath, haet, hate, heta



From English heat.


  • IPA(key): /ˈhiːt/
  • Homophone: hit


heat n

  1. (sports) A heat, a preliminary race, used to determine the participants in a final race



  • Thea, heta



From Middle English hotnes, from Old English hātnes (hotness, heat), equivalent to hot +‎ -ness.


hotness (usually uncountable, plural hotnesses)

  1. The condition of being hot.



  • honests, shonest

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