diadochokinesia

American  

[dahy-ad-uh-koh-ki-nee-zhuh, -zhee-uh, -zee-uh, -kahy-] / daɪˌæd ə koʊ kɪˈni ʒə, -ʒi ə, -zi ə, -kaɪ- /

Also diadochokinesis

noun

Medicine/Medical.

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

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Etymology

Origin of diadochokinesia

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