calefaction

[ kal-uh-fak-shuh n ]
/ ˌkæl əˈfæk ʃən /

noun

the act of heating.
a heated state.

Origin of calefaction

1540–50; < Latin calefactiōn- (stem of calefactiō) a making warm, equivalent to cale- warm (stem of calēre to be warm) + factiōn- a making; see faction1
Related formscal·e·fac·tive, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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