First Known Use: circa 1623
Dictionary
convection
noun con·vec·tion \kən-ˈvek-shən\
: 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
Full Definition of CONVECTION
1
: the action or process of conveying
2
a : the circulatory motion that occurs in a fluid at a nonuniform temperature owing to the variation of its density and the action of gravity b : the transfer of heat by convection — compare conduction, radiation
— con·vec·tion·al \-shnəl, -shə-nəl\ adjective
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Origin of CONVECTION
Late Latin convection-, convectio, from Latin convehere to bring together, from com- + vehere to carry — more at way
Other Physics Terms
Rhymes with CONVECTION
abjection, advection, affection, bisection, collection, complexion, confection, connection, correction, cross section, C-section, defection, deflection, dejection, detection, direction, ejection, election, erection, infection, inflection, injection, inspection, midsection, objection, perfection, prelection, projection, protection, refection, reflection, rejection, resection, selection, subjection, subsection, trajection, transection, trisection
CONVECTIONAL Defined for Kids
convection
noun con·vec·tion \kən-ˈvek-shən\
Definition of CONVECTION for Kids
: 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.>
Medical Dictionary
convection
noun con·vec·tion \kən-ˈvek-shən\
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
—con·vec·tion·al \-shnəl, -shən-əl\ adjective
—con·vec·tive \-ˈvek-tiv\ adjective
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