cerebellar ataxia (Monarch Disease Ontology id MONDO_0000437) is a neurological syndrome characterized by clumsy and uncoordinated movement of the limbs, trunk, and cranial muscles. It results from pathology in the cerebellum and its connections, or in the proprioceptive sensory pathways. Also known as: ataxia syndrome, cerebellar ataxias, spinocerebellar ataxia, spinocerebellar degeneration.