asterixis

noun
as·​te·​rix·​is | \ ˌas-tə-ˈrik-sis How to pronounce asterixis (audio) \

Medical Definition of asterixis

: a motor disorder characterized by jerking movements (as of the outstretched hands) and associated with various encephalopathies due especially to faulty metabolism

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a topic to which one constantly reverts

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