ataxia(redirected from progressive ataxia)
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1. Loss of the ability to coordinate muscular movement.
2. Any of various degenerative, often hereditary, disorders that are characterized by ataxia and are frequently associated with cerebellar atrophy.
[Greek ataxiā, disorder : a-, not; see a-1 + taxis, order.]
a·tax′ic adj. & n.
(Pathology) pathol lack of muscular coordination
[C17: via New Latin from Greek: lack of coordination, from a-1 + -taxia, from tassein to put in order]
aˈtaxic, aˈtactic adj
a•tax•i•a(əˈtæk si ə)
loss of coordination of the muscles, esp. of the extremities.
[1605–15; < New Latin < Greek: indiscipline]
Loss of muscular coordination as a result of damage to the central nervous system.
inability to coordinate bodily movements, especially movements of the muscles. See also order and disorder.See also: Disease and Illness
lack of order; irregularity. See also disease and illness.See also: Order and Disorder
Lack of coordination of the muscles.
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|Noun||1.||ataxia - inability to coordinate voluntary muscle movements; unsteady movements and staggering gait|
Friedreich's ataxia, herediatry spinal ataxia - sclerosis of the posterior and lateral columns of the spinal cord; characterized by muscular weakness and abnormal gait; occurs in children
hereditary cerebellar ataxia - nervous disorder of late childhood and early adulthood; characterized by ataxic gait and hesitating or explosive speech and nystagmus
spinocerebellar disorder - any of several congenital disorders marked by degeneration of the cerebellum and spinal cord resulting in spasticity and ataxia