from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Radiation (quantized as photons) consisting of oscillating electric and magnetic fields oriented perpendicularly to each other, moving through space.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge
Sorry, no etymologies found.