[医] 共济失调, 协调不能

[ noun ]
inability to coordinate voluntary muscle movements; unsteady movements and staggering gait
<noun.state>

Ataxia \A*tax"i*a\, Ataxy \At"ax*y\, n. [NL. ataxia, Gr. ?, fr.
? out of order; 'a priv. + ? ordered, arranged, ? to put in
order: cf. F. ataxie.]
1. Disorder; irregularity. [Obs.] --Bp. Hall.

2. (Med.)
(a) Irregularity in disease, or in the functions.
(b) The state of disorder that characterizes nervous
fevers and the nervous condition. [archaic]

3. (Med.) Loss of coordination in the voluntary muscles,
especially the limbs; an inability to coordinate voluntary
muscle movements; it results in unsteady movements and a
staggering gait. See also {locomotor ataxia}, an ataxia
which occurs when attempting to perform coordinated
muscular movements.

Syn: ataxy
[WordNet 1.5 +PJC]

{Locomotor ataxia}. See {Locomotor}.