ataxia
noun /əˈtæksiə/
/əˈtæksiə/
(also ataxy
[uncountable] (medical /əˈtæksi/
/əˈtæksi/
)- the loss of full control of the body’s movements
共济失调，运动失调（表现为动作不稳、不协调） 词源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.