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 convection (audio) , -​shə-​nᵊl \ adjective

Examples of convection in a Sentence

Recent Examples on the Web Instead of using oil like a traditional fryer, these convenient machines act like convection ovens, evenly dispersing the hot air with a fan to create a perfect crispy, crunchy texture. Zachary Visconti, chicagotribune.com, "The best air fryer for the money," 13 Mar. 2021 The curved interior circulates hot air throughout the chamber (convection), and heat absorbed into the masonry radiates from the dome. Francesco Lastrucci, Smithsonian Magazine, "Inside Naples’ World-Famous Pizza Culture," 20 Feb. 2021 Micathermic heating is an efficient combination of convection and radiant processes. Carsen Joenk, Popular Science, "Best space heater: Stay warm in every space, from the garage to the basement," 18 Feb. 2021 Meteorologists also use forecast ensemble data to focus areas of greater risk for severe convection. Jim Foerster, Forbes, "The Argument For A More Active Spring Tornado Season," 2 Mar. 2021 This private planet has been lovingly refurbished with a full-service continent, including a Sub-Zero ice cap and convection volcanoes. Isabella Giovannini, The New Yorker, "Zillow Listings for Earth," 2 Mar. 2021 Coccia notes that Neapolitan pizza ovens have unique thermal properties, incorporating three means of heat transfer: conduction, convection and radiation. Francesco Lastrucci, Smithsonian Magazine, "Inside Naples’ World-Famous Pizza Culture," 20 Feb. 2021 Dutch ovens work like a regular oven by setting up internal convection currents. The Editors, Outdoor Life, "3 Things to Consider Before Buying a Dutch Oven," 7 Jan. 2021 Even with easterly wind shear, Rene is was able to produce vigorous convection and was relabeled a tropical storm, the NHC said in its 11 a.m. update. Joe Mario Pedersen, orlandosentinel.com, "Tropical Storm Rene returns, TS Paulette turns west as hurricane center eyes 2 more systems," 9 Sep. 2020

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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Time Traveler for convection

Time Traveler

The first known use of convection was circa 1623

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Statistics for convection

Last Updated

19 Apr 2021

Cite this Entry

“Convection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/convection. Accessed 21 Apr. 2021.

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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 convection (audio) \ adjective
convective \ -​ˈvek-​tiv How to pronounce convection (audio) \ adjective

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More from Merriam-Webster on convection

Nglish: Translation of convection for Spanish Speakers

Britannica English: Translation of convection for Arabic Speakers

Britannica.com: Encyclopedia article about convection

Comments on convection

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