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1. Dictionary

   heat

   /hiːt/

   noun

   • 1. the quality of being hot; high temperature: "the fierce heat of the sun" Similar hotnesswarmthwarmnesshigh temperaturefeverfeverishnessrare:calefactionOpposite cold
   • ▪ heat seen as a form of energy arising from the random motion of the molecules of bodies, which may be transferred by conduction, convection, or radiation.
   • ▪ hot weather conditions: "the oppressive heat was making both men sweat" Similar hot weatherhotnesswarm weatherwarmthwarmnesssultrinessclosenessmugginesshumidityswelterheatwavehot spellliterary:dog daysrare:torridnesstorridityOpposite cold weather
   • ▪ a source or level of heat for cooking: "remove from the heat and beat in the butter"
   • ▪ a spicy quality in food that produces a burning sensation in the mouth: "chilli peppers add taste and heat to food"
   • ▪ the amount of heat that is needed to cause a specific process or is evolved in such a process: technical "the heat of formation"
   • ▪ a single operation of heating something, especially metal in a furnace: technical "about 100 tons is removed in each heat"
   • 2. intensity of feeling, especially of anger or excitement: "conciliation services are designed to take the heat out of disputes" Similar passionintensity of feelingardourfervourvehemencewarmthintensityanimationearnestnesseagernessenthusiasmexcitementagitationangerfuryviolencerare:fervencyardencypassionatenessOpposite apathy
   • ▪ intensive and unwelcome pressure or criticism, especially from the authorities: informal "a flurry of legal proceedings turned up the heat in the dispute"
   • 3. a preliminary round in a race or contest: "winners of the regional heats"

   verb

   • 1. make or become hot or warm: "the room faces north and is difficult to heat" Similar warmwarm upheat upmake hotmake warmraise something's temperaturetake the chill offreheatcookboilbakeroasttoaststewfrygrillinformal:hothot upbecome hotbecome warmgrow hotgrow warmbecome hotterbecome warmerget hotterget warmerincrease in temperaturerise in temperatureinformal:hot upOpposite coolcool down
   • ▪ (of a person) become excited or impassioned: "he seemed to calm down as quickly as he had heated up"
   • ▪ become more intense and exciting: "the action really begins to heat up" Similar become impassionedbecome excitedbecome animatedgrow passionategrow vehementget angrybecome enragedget annoyedOpposite calm down
   • ▪ inflame; excite: "this discourse had heated them" Similar become impassionedbecome excitedbecome animatedgrow passionategrow vehementget angrybecome enragedget annoyedOpposite calm down

   Word Origin Old Englishhǣtu (noun), hǣtan (verb), of Germanic origin; related to Dutch hitte (noun) and German heizen (verb), also to hot.

   Scrabble Points: 7

   • H

     4

   • E

     1

   • A

     1

   • T

     1

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2. byjus.com › physics › heat-introduction-classificationWhat Is Heat? - Definition, Classification, Difference Between...

   byjus.com › physics › heat-introduction-classification

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   Learn what is heat, how it is transferred, and how it differs from temperature. Explore the sources, mechanisms, and examples of heat with BYJU'S Physics articles and videos.

3. en.wikipedia.org › wiki › HeatHeat - Wikipedia

   en.wikipedia.org › wiki › Heat

   • Cached

   As a common noun, English heat or warmth (just as French chaleur, German Wärme, Latin calor, Greek θάλπος, etc.) refers to (the human perception of) either thermal energy or temperature. Speculation on thermal energy or "heat" as a separate form of matter has a long history, identified as caloric theory, phlogiston theory, and fire .

4. Videos

   • 5:23

     youtube.com

     What is Heat? A brief introduction at the particle level.

     8 Sep 2018

     267.9K views

   • 56:11

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     What is Heat, Specific Heat & Heat Capacity in Physics? - [2-1-4]

     9 Dec 2022

     67.6K views

   • 12:29

     youtube.com

     What Is The Difference Between Specific Heat Capacity, Heat Capacity, and Molar Heat Capacity

     21 Sep 2017

     298.8K views

   View all

5. sciencenotes.org › what-is-heat-definition-and-formulaWhat Is Heat? Definition and Formulas - Science Notes and...

   sciencenotes.org › what-is-heat-definition-and-formula

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   Mar 6, 2024 · Heat is the thermal energy transfer between systems or bodies due to a temperature difference. Learn how to calculate heat and enthalpy, and how they relate to entropy and thermodynamics.

6. www.britannica.com › science › heatHeat | Definition & Facts | Britannica

   www.britannica.com › science › heat

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   2 days ago · Heat is energy that is transferred from one body to another as the result of a difference in temperature. Learn about the units, types, and modes of heat, and how it relates to temperature and phase changes.

7. dictionary.cambridge.org › dictionary › englishHEAT | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   Learn the meaning of heat as a noun and a verb in English, with synonyms, antonyms, and idioms. Find out how heat relates to temperature, energy, emotion, competition, and biology.

8. www.merriam-webster.com › dictionary › heatHeat Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › heat

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   Learn the various meanings and uses of the word heat as a verb and a noun, with synonyms, examples, and word history. Find out how heat relates to temperature, energy, emotion, competition, and more.

9. www.dictionary.com › browse › heatHEAT Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › heat

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   a hot condition of the atmosphere or physical environment; hot season or weather: They go up north in the summer to escape the heat. 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.