/ Dictionary / Index S synchrotron radiation: Meaning and Definition of Find definitions for: syn'chrotron radia"tion Pronunciation: [key] electromagnetic radiation emitted by charged particles as they pass through magnetic fields. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. synchrotron synchro unit Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language