ad·e·no·hy·poph·y·sis 
(ăd′n-ō-hī-pŏfĭ-sĭs)
(ăd′n-ō-hī-pŏfĭ-sĭs)n.
The anterior glandular lobe of the pituitary gland that secretes many hormones, including ACTH, prolactin, and somatotropin.
ad′e·no·hy·poph′y·seal, ad′e·no·hy·poph′y·sial (-pŏf′ĭ-sēəl) adj.