radiant heat

noun

, Thermodynamics.

1. heat energy transmitted by electromagnetic waves in contrast to heat transmitted by conduction or convection.

radiant heat

noun

1. heat transferred in the form of electromagnetic radiation rather than by conduction or convection; infrared radiation

Word History and Origins

Origin of radiant heat¹

First recorded in 1500–10

Example Sentences

The flames themselves give off radiant heat—that’s what you feel when standing close to a campfire.

From Popular-Science

Aerosol optical depth, a measure of the degree to which smog and dust impede radiant heat, was also lower.

From Washington Post

A molecule of carbon dioxide traps heat, radiant heat, the long wave end of the spectrum.

From The Daily Beast

This common brotherhood inspired by one ideal of art suffused and welded together Bohemia with a radiant heat.

From Project Gutenberg

The great mirror seemed alive with radiant heat as it shot back the sun's withering darts.

From Project Gutenberg

Radiant heat seemed destined to escape it; but recently we have seen that submit to the same laws.

From Project Gutenberg

He never would have dreamt of likening light to radiant heat.

From Project Gutenberg

In reality, radiant heat only warms the furniture and walls of the room or whatever intercepts its rays.

From Project Gutenberg