convection

noun

con·​vec·​tion kən-ˈvek-shən 

1

: the action or process of conveying

2

a

: 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

convectional

kən-ˈvek-shnəl 

-shə-nᵊl

adjective

Examples of convection in a Sentence

Recent Examples on the Web

Improve air circulation: The body cools down through convection. —Amanda MacMillan, Health, 10 May 2024

Ovens: Control its mode (standard, convection bake, roast, steam, broil / grill, proofing) and temperature setting, send notifications about its state, such as preheating or cooling and when it’s reached the target temperature — but no remote start for safety reasons. —Jennifer Pattison Tuohy, The Verge, 8 May 2024

Word History

Etymology

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

First Known Use

circa 1623, in the meaning defined at sense 1

Phrases Containing convection

• convection oven

Kids Definition

convection

noun

con·​vec·​tion kən-ˈvek-shən 

: motion in a gas or liquid in which the warmer portions rise and the colder portions sink

also : the transfer of heat by this motion

convectional

-shnəl 

-shən-ᵊl

adjective

convective

-ˈvek-tiv

adjective

Medical Definition

convection

noun

con·​vec·​tion kən-ˈvek-shən 

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

convectional

-shnəl, -shən-ᵊl 

adjective

convective

-ˈvek-tiv 

adjective