/ Dictionary / Index A atomic energy: Meaning and Definition of Find definitions for: atom'ic en'ergy. Pronunciation: [key] See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. atomic cocktail Atomic Energy Commission Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language