heat energy transmitted by electromagnetic waves in contrast to heat transmitted by conduction or convection.
10 Catchphrases To Help You Succeed At WorkThese idioms will help you achieve success in the workplace. Or at least make you the talk of the water cooler.
Origin of radiant heat
First recorded in 1500–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for radiant heat
heat transferred in the form of electromagnetic radiation rather than by conduction or convection; infrared radiation
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012