%corticotropin%

n. a growth hormone produced by the anterior pituitary gland; it stimulates the adrenal cortex; -- called also adrenocorticotropin and abbreviated ACTH.
Syn. -- adrenocorticotropic hormone, adrenocorticotrophic hormone, adrenocorticotropin, adrenocorticotropin, corticotrophin, ACTH. [ WordNet 1.5 ]