olivopontocerebellar atrophy
noun
ol·i·vo·pon·to·cer·e·bel·lar atrophy
| \ -ˌpän-tō-ˌser-ə-ˈbel-ər-
\
\
Medical Definition of olivopontocerebellar atrophy
: an inherited disease especially of mid to late life that is characterized by ataxia, hypotonia, dysarthria, and degeneration of the cerebellar cortex, middle cerebellar peduncles, and inferior olives
— called also olivopontocerebellar degeneration