antidiuretic hormone antidiuretic hormone /ˌæntɪdaɪʊˈrɛtɪk ˈhɔːrmoʊn/

noun

1. 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  ( ADH , antidiuretic hormone , Pitressin , vasopressin )
   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