/ Dictionary / Index G geodynamics: Meaning and Definition of Find definitions for: ge•o•dy•nam•ics Pronunciation: ( jē"ō-dī-nam'iks), [key] — n. the science dealing with dynamic processes or forces within the earth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. geoduck geo-economics Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language