diadochokinesia

[ dahy-ad-uh-koh-ki-nee-zhuh, -zhee-uh, -zee-uh, -kahy- ]

noun

, Medicine/Medical.

1. the normal ability to perform rapidly alternating muscular movements, as flexion and extension.

Word History and Origins

Origin of diadochokinesia¹

< Greek diádocho ( s ) succeeding, verbid of diadéchesthai to succeed ( dia- dia- + déchesthai to take up) + -kinesia