adrenocorticotropic hormone
(uh-DREE-noh-KOR-tih-koh-TROH-pik HOR-mone)
A hormone made in the pituitary gland. Adrenocorticotropic hormone acts on the outer part of the adrenal gland to control its release of corticosteroid hormones. More adrenocorticotropic hormone is made during times of stress. Also called ACTH and corticotropin.