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radiant energy

American  

noun

Physics.
  1. energy transmitted in wave motion, especially electromagnetic wave motion.

  2. light.


radiant energy British  

noun

  1.  Qe.  energy that is emitted or propagated in the form of particles or electromagnetic radiation. It is measured in joules

"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

radiant energy Scientific  
  1. Energy in the form of waves, especially electromagnetic waves. Radio waves, x-rays, and visible light are all forms of radiant energy.


Etymology

Origin of radiant energy

First recorded in 1910–15

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.

One minute, your heart and mind are overthrown by a life-changing film, a miraculous performance or the radiant energy of brilliant people talking passionately about their art.

From Los Angeles Times

Pumpkins are a source of “radiant energy” and “inspiration for the artist since her childhood, when she was surrounded by her family’s seed nursery in prewar Japan,” according to the Smithsonian Institution.

From Washington Post

Surface temperatures tend to run hotter than the air above, especially on sunny days when surfaces are heated both by air and the Sun’s radiant energy.

From Science Magazine

If we imagine love as a powerful, radiant energy that can be concentrated and cast outward, I imagine it might sound something like this.

From Washington Post

NASA’s Glory satellite — which launched in 2011 from Vandenberg and was designed to determine the effects of aerosols and the sun’s radiant energy on the Earth’s climate — similarly failed to reach orbit.

From Los Angeles Times