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vasopressin

American  
[vas-oh-pres-in] / ˌvæs oʊˈprɛs ɪn /

noun

  1. Biochemistry. a peptide hormone, synthesized in the hypothalamus and released by the posterior pituitary gland, that stimulates capillary muscles and reduces the flow of urine and increases its concentration.

  2. Pharmacology. a synthetic preparation of this hormone, used as an antidiuretic in the treatment of diabetes insipidus.


vasopressin British  
/ ˌveɪzəʊˈprɛsɪn /

noun

  1. Chemical name: beta-hypophamine. Also called: antidiuretic hormone. a polypeptide hormone secreted by the posterior lobe of the pituitary gland. It increases the reabsorption of water by the kidney tubules and increases blood pressure by constricting the arteries Compare oxytocin

"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

vasopressin Scientific  
/ vā′zō-prĕs′ĭn /

Etymology

Origin of vasopressin

First recorded in 1928; originally trademark


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:

Several hormones can spike in men when they become dads, including oxytocin, linked to better relationship quality; vasopressin, associated with emotional bonding; and prolactin, which promotes lactation in women and caregiving behavior in guys.

From Los Angeles Times ● Jun. 10, 2026

People with vasopressin deficiency cannot concentrate their urine, causing them to lose large quantities of fluid and to feel very thirsty.

From Science Daily ● Nov. 16, 2023

People with vasopressin deficiency, however, are given the hormone vasopressin.

From Science Daily ● Nov. 16, 2023

A related hormone, vasopressin, soon emerged as another crucial regulator of prairie vole bonding.

From Scientific American ● Feb. 13, 2023

Oxytocin and vasopressin control the third stage: attachment or long-term bonding.

From "The Sun Is Also a Star" by Nicola Yoon

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