/ Dictionary / Index E electrodynamics: Meaning and Definition of Find definitions for: e•lec•tro•dy•nam•ics Pronunciation: (i-lek"trō-dī-nam'iks), [key] — n. (used with a sing. v.) the branch of physics that deals with the interactions of electric, magnetic, and mechanical phenomena. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. electrodynamic electrodynamometer Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language