/ Dictionary / Index A adiadochokinesia: Meaning and Definition of Find definitions for: ad•i•ad•o•cho•ki•ne•sia Pronunciation: (ad"ē-ad"u-kō-ki-nē'zhu, -zhē-u, -zē-u, -kī-nē'-), [key] — n. Med. the inability to perform rapidly alternating muscular movements, as flexion and extension. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. adiactinic adiaphoresis Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language