a polypeptide hormone of the anterior part of the pituitary gland that stimulates hormone production of the adrenal cortex
See ACTH in American Heritage Dictionary 4
(āˌsēˌtēˌāchˈ)
noun
A hormone produced by the anterior lobe of the pituitary gland that stimulates the secretion of cortisone and other hormones by the adrenal cortex. Also called adrenocorticotropin, corticotropin.