vasopressin

[vas-oh-pres-in]
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.


Origin:
1928; orig. trademark

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World English Dictionary
vasopressin (ˌveɪzəʊˈprɛsɪn)
 
n
Compare oxytocin Also called: antidiuretic hormone, Chemical name: beta-hypophamine 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
 
[from Vasopressin, a trademark]

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American Heritage
Medical Dictionary

vasopressin va·so·pres·sin (vā'zō-prěs'ĭn)
n.

Abbr. VP A hormone, related to oxytocin, that is secreted by the posterior lobe of the pituitary gland, constricts blood vessels, raises blood pressure, stimulates intestinal motility, and reduces the excretion of urine. Also called antidiuretic hormone.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
vasopressin   (vā'zō-prěs'ĭn)  Pronunciation Key 
See antidiuretic hormone.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
To be precise, they have been linked to a hormone called vasopressin and the protein molecule that acts as its receptor.
Well, in a type of rodent called a vole, one thing that controls mate bonding is a brain chemical called vasopressin.
The reason: a hormone called vasopressin, which helps regulate water retention.
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