Dictionary
pi•tu•i•tar•y
Pronunciation: (pi-tOO'i-ter"ē, -tyOO'-), [key]
—n., pl. -tar•ies,
—adj.
—
n.
1. See
pituitary gland.
2. Pharm.the extract obtained from the lobes of the pituitary glands of hogs, sheep, and other domestic animals: the posterior lobe constituent increases blood pressure, contracts stomach muscles, etc., and the anterior lobe constituent regulates growth of the skeleton.
—
adj.
1. of, pertaining to, or involving the pituitary gland.
2. noting a physical type of abnormal size with overgrown extremities resulting from excessive pituitary secretion.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.