listerellosis [lis-ter-uh-loh-sis] Word Origin noun, plural lis·ter·el·lo·ses [lis-ter-uh-loh-seez] /ˌlɪs tər əˈloʊ siz/. Veterinary Pathology. listeriosis. Origin of listerellosis 1935–40; New Latin listerell(a) (named after J. Lister) + -osis