convection

noun
con·​vec·​tion | \ kən-ˈvek-shən How to pronounce convection (audio) \

Definition of convection

1 : the action or process of conveying
2a : movement in a gas or liquid in which the warmer parts move up and the cooler parts move down convection currents
b : the transfer of heat by convection foods cooked by convection — compare conduction, radiation

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Other Words from convection

convectional \ kən-​ˈvek-​shnəl How to pronounce convectional (audio) , -​shə-​nᵊl \ adjective

Examples of convection in a Sentence

Recent Examples on the Web

The top-floor Avery units each come with two dishwashers and five ovens — two convection, one steam and two microwaves. Kathleen Pender, SFChronicle.com, "Race to the top: Developers push a panoply of penthouses in San Francisco," 30 Aug. 2019 The fluid motion, or convection, of the iron creates an electric current, which generates a magnetic field. Emily Toomey, Smithsonian, "Earth’s Magnetic Field Could Take Longer to Flip Than Previously Thought," 8 Aug. 2019 Most ovens on Earth rely on convection, which is the circulation of air as heat rises. Mika Mckinnon, Quartz, "Astronauts will bake cookies in space to see how they cook in zero gravity," 1 Aug. 2019 But forecasters say the convection isn’t likely to produce thunderstorms at or near the coast on Monday. Gary Robbins, San Diego Union-Tribune, "Thunderstorms bring rain, lighting to San Diego County mountains," 2 Sep. 2019 The baking kitchen has 12 stations that fit three students in each, complete with a small refrigerator, a mixer, a convection burner, cookware and more. Jess Nocera, baltimoresun.com, "Renovated buildings open at Howard Community College, including baking kitchen, anthropology lab," 28 Aug. 2019 And convection starts bringing the products of these oscillations higher up into the planet's envelope. John Timmer, Ars Technica, "Jupiter may have had a head-on collision with a massive protoplanet," 14 Aug. 2019 Yet convection is easy simply by closing the lid, which is hinged to the grill body and is well sealed. Popular Mechanics Editors, Popular Mechanics, "Your Ultimate Grill Buying Guide—Tested and Approved," 18 July 2019 Lorenz identified three properties of the system corresponding roughly to how fast convection was happening in the idealized beaker, how the temperature varied from side to side, and how the temperature varied from top to bottom. Joshua Sokol, WIRED, "These Hidden Women Helped Invent Chaos Theory," 26 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'convection.' 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 convection

circa 1623, in the meaning defined at sense 1

History and Etymology for convection

Late Latin convection-, convectio, from Latin convehere to bring together, from com- + vehere to carry — more at way

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Statistics for convection

Last Updated

8 Oct 2019

Look-up Popularity

Time Traveler for convection

The first known use of convection was circa 1623

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More Definitions for convection

convection

noun

English Language Learners Definition of convection

technical : movement in a gas or liquid in which the warmer parts move up and the colder parts move down also : the transfer of heat by this movement

convection

noun
con·​vec·​tion | \ kən-ˈvek-shən How to pronounce convection (audio) \

Kids Definition of convection

: motion in a gas (as air) or a liquid in which the warmer portions rise and the colder portions sink Heat can be transferred by convection.

convection

noun
con·​vec·​tion | \ kən-ˈvek-shən How to pronounce convection (audio) \

Medical Definition of convection

1 : the circulatory motion that occurs in a fluid at a nonuniform temperature owing to the variation of its density and the action of gravity
2 : the transfer of heat by convection in a fluid

Other Words from convection

convectional \ -​shnəl, -​shən-​ᵊl How to pronounce convectional (audio) \ adjective
convective \ -​ˈvek-​tiv How to pronounce convective (audio) \ adjective

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More from Merriam-Webster on convection

Rhyming Dictionary: Words that rhyme with convection

Spanish Central: Translation of convection

Nglish: Translation of convection for Spanish Speakers

Britannica English: Translation of convection for Arabic Speakers

Britannica.com: Encyclopedia article about convection

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