radiant energy

radiant energy

noun Physics.

  1. energy transmitted in wave motion, especially electromagnetic wave motion.
  2. light1(def 2a).


  1. energy that is emitted or propagated in the form of particles or electromagnetic radiation. It is measured in joulesSymbol: Q e

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