Cockayne's syndrome

[ kŏ-kānz ]

n.

A hereditary syndrome characterized by dwarfism, a precociously senile appearance, pigmentary degeneration of the retina, optic atrophy, deafness, sensitivity to sunlight, and mental retardation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.