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Synonyms

thermal radiation

American  

noun

Thermodynamics.
  1. electromagnetic radiation emitted by all matter above a temperature of absolute zero because of the thermal motion of atomic particles.


Etymology

Origin of thermal radiation

First recorded in 1930–35

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A micrometer-thick silicon polymer was added to enhance the structure's cooling power by reflecting thermal radiation through the atmospheric window and into outer space.

From Science Daily • Apr. 2, 2024

If these ephemeral quantum fluctuations could give rise to real forces, theorists mused, perhaps they could also do other things—such as transfer heat sans thermal radiation.

From Scientific American • Dec. 11, 2019

When this occurs, the warmer surface thus emits more thermal radiation, which is a type of IR radiation.

From Textbooks • Jan. 1, 2017

They also neglected to include Kirchhoff’s law of thermal radiation in their thermal models of the asteroids.

From Science Magazine • May 23, 2016

I knew if I got close enough to him, the intense thermal radiation he was emitting would scorch me.

From "Darius the Great Is Not Okay" by Adib Khorram