Dictionary
Tay'-Sachs' disease"
Pronunciation: (tā'saks'), [key] Pathol.
a rare fatal hereditary disease, occurring chiefly in infants and children, esp. of eastern European Jewish origin, characterized by a red spot on the retina, gradual blindness, and paralysis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.