lipofuscinosis
noun
li·po·fus·cin·o·sis
| \ -ˌfəs-ə-ˈnō-səs
, -ˌfyüs-
\
, -ˌfyüs-
\
plural lipofuscinoses\ -ˌsēz
\
\
Medical Definition of lipofuscinosis
: a storage disease (as Batten disease) marked by abnormal accumulation of lipofuscin in tissues especially of the brain