Also found in: Dictionary, Thesaurus, Encyclopedia.


abnormal hairiness, especially in women.


Presence of excessive bodily and facial hair, usually in a male pattern, especially in women; may be present in normal adults as an expression of an ethnic characteristic or may develop in children or adults as the result of androgen excess due to tumors, or of nonandrogenetic or other drugs.
Synonym(s): hirsuties, pilosis
[L. hirsutus, shaggy]

hirsutism, hirsuties

abnormal hairiness. Seen in aged horses with functional pituitary neoplasms and hyperadrenocorticism.
Enlarge picture
Hirsutism in a horse with pituitary adenoma. By permission from Knottenbelt DC, Pascoe RR, Diseases and Disorders of the Horse, Saunders, 2003
Mentioned in ?