-pituitary-

a. [ L. pituita phlegm, pituite: cf. F. pituitarie. ] (Anat.) (a) Secreting mucus or phlegm; as, the pituitary membrane, or the mucous membrane which lines the nasal cavities. (b) Of or pertaining to the pituitary body; as, the pituitary fossa. [ 1913 Webster ]

Pituitary body or
Pituitary gland (Anat.), a a small, somewhat cherry-shaped endocrine gland, situated in the pituitary fossa, and suspended from the base of the hypothalamus; the hypophysis; -- called also glandula pituitaria, and basilaris. It secretes th pituitary hormones: oxytocin; vasopresin; antidiuretic hormone; luteinizing hormone; somatotropins; prolactin; thyroid stimulating hormone; gonadotropins; adrenal corticotropin and other peptide hormones. It affects all hormonal functions, and is thus called the “master gland”. --
Pituitary fossa (Anat.), the ephippium. [ 1913 Webster +PJC ]