antidiuretic hormone
Americannoun
noun
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A polypeptide hormone secreted by the posterior portion of the pituitary gland that constricts blood vessels, raises blood pressure, and reduces excretion of urine.
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Also called vasopressin
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
But there is a hormonal aspect too: Vasopressin, an antidiuretic hormone, ramps up during exercise, and especially when it’s hot.
From Slate ● Aug. 17, 2025
Stress decreases osmolality, which decreases antidiuretic hormone secretion.
From Textbooks ● Jun. 9, 2022
Stress decreases osmolality, which increases antidiuretic hormone secretion.
From Textbooks ● Jun. 9, 2022
Stress increases osmolality, which increases antidiuretic hormone secretion.
From Textbooks ● Jun. 9, 2022
Children whose bladders tend to spasm can be treated with anticholinergic drugs, and children who lack an antidiuretic hormone can take a synthetic version.
From New York Times ● Jan. 11, 2010
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
