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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
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en.wikipedia.org › wiki › HeatHeat - Wikipedia

en.wikipedia.org › wiki › Heat
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Heat, is a very brisk agitation of the insensible parts of the object, which produces in us that sensation from whence we denominate the object hot; so what in our sensation is heat, in the object is nothing but motion.
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.
- Video Duration: 140 min
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www.britannica.com › science › heatHeat | Definition & Facts | Britannica

www.britannica.com › science › heat
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3 days ago · Heat is energy that is transferred from one body to another as the result of a difference in temperature. Learn about the types, units, and modes of heat, and how it relates to temperature and phase changes.
- Author: The Editors of Encyclopaedia Britannica
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.
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www.explainthatstuff.com › heatHeat - A simple introduction to the science of heat energy

www.explainthatstuff.com › heat
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Mar 24, 2022 · Learn what heat is, how it relates to temperature, and how it moves around the world. Explore the kinetic theory of matter, absolute zero, and the difference between conduction, convection, and radiation.
www.khanacademy.org › internal-energy-sal › aHeat and temperature (article) | Khan Academy

www.khanacademy.org › internal-energy-sal › a
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Scientists define heat as thermal energy transferred between two systems at different temperatures that come in contact. Heat is written with the symbol q or Q, and it has units of Joules ( J ). Heat is transferred from the surroundings to the ice, causing the phase change from ice to water. Photo of ice cubes from flickr, CC BY 2.0.
www.physicsclassroom.com › class › thermalPWhat is Heat? - The Physics Classroom Tutorial

www.physicsclassroom.com › class › thermalP
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A measure of the warmth or coldness of an object or substance with reference to some standard value. A measure of the average kinetic energy of the particles in a sample of matter, expressed in terms of units or degrees designated on a standard scale.