
atrichia [ey-trik-ee-uh, uh-trik-] Word Origin noun Medicine/Medical.
- congenital absence or loss of hair.
Also at·ri·cho·sis [a-truh-koh-sis] /ˌæ trəˈkoʊ sɪs/. Origin of atrichia From New Latin; see origin at a-6, trich-, -ia atrichia in Medicine atrichia [ā-trĭk′ē-ə, ə-trĭk′-] n.
- The congenital or acquired absence of hair.atrichosis