gangliosidosis

[găng′glē-ō-sī-dōsĭs]

n.

Any of a group of diseases marked by abnormal accumulation of gangliosides within the nervous system.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.