̷ ̷ ˌ ̷ ̷ ̷ ̷ ˌ ̷ ̷ ̷ ̷ ˈ ̷ ̷ ̷ ̷ ̷ ̷ noun
Etymology: adren- + leukodystrophy (herein)
: a demyelinating disease of the central nervous system that is inherited as an X-linked recessive trait affecting males in childhood and that is characterized by progressive blindness, deafness, tonic spasms, and mental deterioration — abbreviation ALD