/ Dictionary / Index A anterior pituitary: Meaning and Definition of Find definitions for: ante'rior pitu'itary Pronunciation: [key] — Anat. Anat. See under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. anterior anterior pituitary luteotropin Related Content Daily Word Quiz: respite Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language