gangliosidosis
noun
gan·gli·o·si·do·sis
| \ ˌgaŋ-glē-ˌō-sī-ˈdō-səs
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plural gangliosidoses\ -ˌsēz
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Medical Definition of gangliosidosis
: any of several inherited metabolic diseases (as Tay-Sachs disease) characterized by an enzyme deficiency which causes accumulation of gangliosides in the tissues