/ Dictionary / Index S somatostatin: Meaning and Definition of Find definitions for: so•mat•o•stat•in Pronunciation: (su-mat"u-stat'n, sō"mu-tu-), [key] — n. Biochem. a polypeptide hormone, produced in the brain and pancreas, that inhibits secretion of somatotropin from the hypothalamus and inhibits insulin production by the pancreas. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. somatosensory somatotropin Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language