mannosidosis

noun
man·​nos·​i·​do·​sis | \ mə-ˌnō-sə-ˈdō-səs How to pronounce mannosidosis (audio) \
plural mannosidoses\ -​ˌsēz How to pronounce mannosidoses (audio) \

Medical Definition of mannosidosis

: a rare inherited metabolic disease characterized by deficiency of an enzyme catalyzing the metabolism of mannose with resulting accumulation of mannose in the body and marked especially by facial and skeletal deformities and by intellectual disability