Definitions for vasopressinˌvæs oʊˈprɛs ɪn
Random House Webster's College Dictionary
vas•o•pres•sinˌvæs oʊˈprɛs ɪn(n.)
a hormone released by the posterior pituitary gland that constricts small blood vessels and increases the absorption of water by the kidney.
Category: Biochemistry, Pharmacology
Ref: Also called antidiuretic hormone, ADH.
Origin of vasopressin:
1928; orig. trademark
vasopressin, antidiuretic hormone, ADH, Pitressin(noun)
hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules
An antidiuretic hormone secreted by the pituitary gland