Medical Dictionary


noun va·so·pres·sin \ˌvā-zō-ˈpres-ən\

Medical Definition of VASOPRESSIN

:  a polypeptide hormone that is secreted together with oxytocin by the posterior lobe of the pituitary gland, is also obtained synthetically, and increases blood pressure and exerts an antidiuretic effect—called also antidiuretic hormone, beta-hypophamine; see arginine vasopressin, lysine vasopressin, pitressin
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears