- congenital absence or loss of hair.
Also at·ri·cho·sis [a-truh-koh-sis] /ˌæ trəˈkoʊ sɪs/.
Origin of atrichia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- The congenital or acquired absence of hair.atrichosis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.