antidiuretic hormone

Noun

1.

antidiuretic hormone - 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 Synonyms: ADH, Pitressin, vasopressin

Pronunciation: (AN-tee-DY-uh-RET-ik) (ADH)

A natural body chemical that slows down the urine flow. Some children who wet their beds regularly may lack normal amounts of antidiuretic hormone.

ADH, brand, brand name, endocrine, hormone, internal secretion, marque, Pitressin, trade name, vasoconstrictive, vasoconstrictor, vasopressin