trichothiodystrophy

trichothiodystrophy [trĭk′ə-thī′ō-dĭs′trə-fē] n.

1. An abnormality of the hair shaft, probably inherited, characterized by fine brittle hairs with abnormally low sulfur content.

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