/ əˈtæksiə; NAmE / (also ataxy / əˈtæksi; NAmE /) noun
[ U ] ( medical ) the loss of full control of the body's movements
► ataxic adjective
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WORD ORIGIN
late 19th cent.: modern Latin , from Greek , from a- without + taxis order. The original sense was irregularity, disorder , later (in medical use) denoting irregular functions or symptoms.