heat

verb
\ ˈhēt How to pronounce heat (audio) \
heated; heating; heats

Definition of heat

 (Entry 1 of 2)

intransitive verb

1 : to become warm or hot water heating in a kettle
2 : to start to spoil from heat

transitive verb

1 : to make warm or hot heat a can of soup heat the oven to 350 degrees
2 : excite were heated by his stirring words

heat

noun

Definition of heat (Entry 2 of 2)

1a(1) : a condition of being hot : warmth snow melting in the heat of the sun
(2) : a marked or notable degree of hotness The heat was intense.
b : pathological excessive bodily temperature the heat of the fever
c : a hot place or situation get out of the heat
d(1) : a period of heat an unbroken heat
(2) : a single complete operation of making something warm or hot also : the quantity of material so heated
e(1) physics : added energy that causes substances to rise in temperature, fuse, evaporate, expand, or undergo any of various other related changes, that flows to a body by contact with or radiation from bodies at higher temperatures, and that can be produced in a body (as by compression)
(2) physics : the energy associated with the random motions of the molecules, atoms, or smaller structural units of which matter is composed
f : appearance, condition, or color of something as indicating its temperature when the rod is at the proper welding heat
2a : intensity of feeling or reaction : passion answered with considerable heat
b : the height or stress of an action or condition in the heat of battle
c : sexual excitement especially in a female mammal like an animal in heat specifically : estrus
3 : a single continuous effort: such as
a : a single round of a contest (such as a race) having two or more rounds for each contestant won two heats out of three
b : one of several preliminary contests held to eliminate less competent contenders won the second heat but finished third in the final race
4 : pungency of flavor Add some cayenne pepper for extra heat.

5a slang

(1) : the intensification of law-enforcement activity or investigation waited until the heat was off
(2) : police
b : pressure, coercion turn up the heat on your congressperson
c : abuse, criticism took heat for her mistakes
6 baseball : smoke sense 8 throwing some heat
7 slang : gun sense 1b was packing heat

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Other Words from heat

Verb

heatable \ ˈhē-​tə-​bəl How to pronounce heatable (audio) \ adjective

Noun

heatless \ ˈhēt-​ləs How to pronounce heatless (audio) \ adjective
heatproof \ ˈhēt-​ˌprüf How to pronounce heatproof (audio) \ adjective

Synonyms & Antonyms for heat

Synonyms: Verb

hot (up) [chiefly Southern, southern Midland, & British], toast, warm

Synonyms: Noun

ardency, ardor, emotion, enthusiasm, fervency, fervidness, fervor, fire, intenseness, intensity, passion, passionateness, vehemence, violence, warmth, white heat

Antonyms: Verb

chill, cool, refrigerate

Antonyms: Noun

impassiveness, impassivity, insensibility, insensibleness, insensitiveness, insensitivity

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Examples of heat in a Sentence

Verb

I heated the vegetables in the microwave. They heat their house with a wood stove.

Noun

The sun's heat melted the snow. the intense heat of a fire She applied heat to the sore muscles in her leg. a period of high heat and humidity The crops were damaged by drought and extreme heat. Cook the milk over low heat. Remove the pan from the heat.
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Recent Examples on the Web: Verb

Meanwhile, competition is heating up in the alternative-meat industry. Fortune, "Beyond Meat Stock Soars as Tim Hortons Introduces Faux-Meat Breakfast Sandwiches," 12 June 2019 The space is heating up with multiple domestic and international streaming giants like Gaana, YouTube Music, Apple Music, and Spotify, among others, ramping up in the country recently. Ananya Bhattacharya, Quartz India, "These three segments have set online entertainment on fire in India," 11 June 2019 Great Barrier Reef Far Northern Management Area Degree heating week (DHW) combines intensity and duration of heat stress into a single number. Sarah Gibbens, National Geographic, "The Great Barrier Reef’s corals are struggling to recover fast enough," 3 Apr. 2019 Barbara Palvin is heating things up in the fashion world and in her love life. Tamara Fuentes, Seventeen, "Who is Barbara Palvin? Everything You Need to Know About Dylan Sprouse’s Girlfriend," 14 Nov. 2018 The New York designer joined forces with Uniqlo for a collection utilizing the Japanese brand's signature heated technology. Lauren Alexis Fisher, Harper's BAZAAR, "Alexander Wang x Uniqlo Is Here With Your New Favorite Leggings," 9 Nov. 2018 Ingredients: 4 ounces hot water, 4 ounces unsweetened hemp milk, 1 bag organic green tea, 1 teaspoon chopped ginger, and coconut nectar for sweetening Steep the tea bag and ginger in half of the amount of water, while heating hemp milk on the stove. Lauren Valenti, Vogue, "6 Dairy-Free (and Delicious!) Lattes to Power Your Day," 13 Aug. 2018 The backyard has a gas fireplace, outdoor kitchen, heated pool and spa with water features, ramada with gas fireplace and a putting green and children's play area. Lorraine Longhi, azcentral, "Hollywood money manager buys $3.8 million Paradise Valley mansion," 25 June 2018 Workers tucked heating elements beneath new rock-like structures to warm the penguins’ tiny feet and filled their 17,000-gallon pool with saltwater to improve their health and well-being. Jan Hefler, Philly.com, "Endangered penguins splash it up in new digs at Camden's Adventure Aquarium," 16 May 2018

Recent Examples on the Web: Noun

Bring soup to a boil, reduce heat and simmer until vegetables are tender, about 45 minutes to an hour. Philip Potempa, Post-Tribune, "Singer Steve Lawrence a favorite for Father’s Day memories," 14 June 2019 While walking in the heat, the glue that fastened Russo’s wig melted. Sarah Espedido, orlandosentinel.com, "MegaCon costume repair center offers a place to fix cosplay," 12 June 2019 Give it a stir, then reduce the heat to medium-low, cover and cook for about 15 minutes. Bonnie S. Benwick, The Denver Post, "This one-pot chicken and rice delivers a lot of comfort, and a little kick," 10 June 2019 Reduce heat and simmer, stirring often (grits will bubble in spots), until liquid has absorbed and grits are tender, 20 to 25 minutes. Taylor Murray, Country Living, "Pork Burger With Crispy Grits Fries," 10 June 2019 Bring to a boil, then reduce heat to medium and cook until potatoes are fork tender. ExpressNews.com, "Recipe: Mustard Vinaigrette Potato Salad with Egg," 7 June 2019 Bring to a boil and reduce heat to medium low and simmer until thickened, about 15 minutes. Claire Perez, sun-sentinel.com, "Sage French Café demystifies crispy duck," 7 June 2019 Add 2 teaspoons salt, reduce heat, and simmer until just tender, 12 to 15 minutes. Drain and run under cold water to cool. The Good Housekeeping Test Kitchen, Good Housekeeping, "Grilled Leek Potato Salad," 29 May 2019 Bring to a boil, then reduce heat and simmer, stirring and mashing often, until pineapple breaks down and liquid turns to a thick syrup, 10 to 12 minutes. Woman's Day Kitchen, Woman's Day, "No-Churn Banana Split Ice Cream," 20 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'heat.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of heat

Verb

before the 12th century, in the meaning defined at intransitive sense 1

Noun

before the 12th century, in the meaning defined at sense 1a(1)

History and Etymology for heat

Verb

Middle English heten, going back to Old English hǣtan, going back to Germanic *haitjan- (whence also Middle Dutch hēten "to make warm," Old High German heizen, Old Norse heita "to make hot, brew"), derivative of *haita- "having a high temperature, burning" — more at hot entry 1

Noun

Middle English hete, going back to Old English hǣtu, going back to Germanic *haitīn- (whence also Old Frisian hēte "high temperature, heat," Old High German heizi), noun derivative from *haita- "having a high temperature, burning" — more at hot entry 1

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Statistics for heat

Last Updated

18 Jun 2019

Look-up Popularity

Time Traveler for heat

The first known use of heat was before the 12th century

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More Definitions for heat

heat

verb

English Language Learners Definition of heat

 (Entry 1 of 2)

: to cause (something) to become warm or hot

heat

noun

English Language Learners Definition of heat (Entry 2 of 2)

: energy that causes things to become warmer
: hot weather or temperatures
: the level of temperature that is used to cook something

heat

verb
\ ˈhēt How to pronounce heat (audio) \
heated; heating

Kids Definition of heat

 (Entry 1 of 2)

: to make or become warm or hot

heat

noun

Kids Definition of heat (Entry 2 of 2)

1 : a condition of being hot : warmth We enjoyed the heat of the fire.
2 : hot weather heat and humidity
3 : a form of energy that causes an object to rise in temperature
4 : strength of feeling or force of action In the heat of anger, I said some cruel things.
5 : a single race in a contest that includes two or more races
\ ˈhēt How to pronounce heat (audio) \

Medical Definition of heat

 (Entry 1 of 2)

: to become warm or hot

transitive verb

: to make warm or hot

heat

noun

Medical Definition of heat (Entry 2 of 2)

1a : the state of a body or of matter that is perceived as opposed to cold and is characterized by elevation of temperature : a condition of being hot especially : a marked or notable degree of this state : high temperature
b(1) : a feverish state of the body : pathological excessive bodily temperature (as from inflammation) knew the throbbing heat of an abscess the heat of the fever
(2) : a warm flushed condition of the body (as after exercise) : a sensation produced by or like that produced by contact with or approach to heated matter
c(1) : added energy that causes substances to rise in temperature, fuse, evaporate, expand, or undergo any of various other related changes, that flows to a body by contact with or radiation from bodies at higher temperatures, and that can be produced in a body (as by compression)
(2) : the energy associated with the random motions of the molecules, atoms, or smaller structural units of which matter is composed
2 : sexual excitement especially in a female mammal specifically : estrus

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More from Merriam-Webster on heat

Rhyming Dictionary: Words that rhyme with heat

Thesaurus: All synonyms and antonyms for heat

Spanish Central: Translation of heat

Nglish: Translation of heat for Spanish Speakers

Britannica English: Translation of heat for Arabic Speakers

Britannica.com: Encyclopedia article about heat

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