from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Loss of the ability to coordinate muscular movement.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Lack of coordination while performing voluntary movements, which may appear to be clumsiness, inaccuracy, or instability.
from the GNU version of the Collaborative International Dictionary of English
- n. Disorder; irregularity.
- n. Irregularity in disease, or in the functions.
- n. The state of disorder that characterizes nervous fevers and the nervous condition.
- n. 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.
from The Century Dictionary and Cyclopedia
- n. In pathology, irregularity in the functions of the body or in the course of a disease; specifically, inability to coördinate voluntary movements. Also ataxy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. inability to coordinate voluntary muscle movements; unsteady movements and staggering gait
Greek ataxiā, disorder : a-, not; see a-1 + taxis, order.(American Heritage® Dictionary of the English Language, Fourth Edition)
Borrowed from Ancient Greek ἀταξία (ataksia, "disorder"), derived from ἄτακτος (átaktos, "disorderly"). (Wiktionary)