antidiuretic

American

[an-tee-dahy-uh-ret-ik] / ˌæn tiˌdaɪ əˈrɛt ɪk /

adjective

of or relating to a substance that suppresses the formation of urine.

noun

any such substance.

antidiuretic British

/ ˌæntɪˌdaɪjʊˈrɛtɪk /

adjective

(of a hormone, treatment, etc) acting on the kidneys to control water excretion

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of antidiuretic

First recorded in 1940–45; anti- + diuretic

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.

See Examples For:

antidiuretic

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 increases osmolality, which decreases antidiuretic hormone secretion.

From Textbooks ● Jun. 9, 2022

The peptide hormones include molecules that are short polypeptide chains, such as antidiuretic hormone and oxytocin produced in the brain and released into the blood in the posterior pituitary gland.

From Textbooks ● Jun. 9, 2022

Figure 20.19 Hormones Involved in Renal Control of Blood Pressure In the renin-angiotensin-aldosterone mechanism, increasing angiotensin II will stimulate the production of antidiuretic hormone and aldosterone.

From Textbooks ● Jun. 19, 2013

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

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023