diadochokinesia

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

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

Also di·ad·o·cho·ki·ne·sis

[dahy-ad-uh-koh-ki-nee-sis, -kahy-] /daɪˈæd ə koʊ kɪˈni sɪs, -kaɪ-/, di·ad·oko·ki·ne·sia, di·ad·o·ko·ki·ne·sis.

Origin of diadochokinesia

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

diadochokinesia in Medicine

[dī-ăd′ə-kō-kĭ-nē′zhə, -kī-]

The normal power of alternately bringing a limb into opposite positions, as flexion and extension or pronation and supination.

Related formsdi•ad•o•cho•ki•net•ic (-nĕt′ĭk) adj.