vasoconstrictor

American  

[vas-oh-kuhn-strik-ter, vay-zoh-] / ˌvæs oʊ kənˈstrɪk tər, ˌveɪ zoʊ- /

noun

Physiology, Pharmacology.

1. a nerve or drug that causes vasoconstriction.

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vasoconstrictor British  

/ ˌveɪzəʊkənˈstrɪktə /

noun

1. a drug, agent, or nerve that causes narrowing ( vasoconstriction ) of the walls of blood vessels

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adjective

1. causing vasoconstriction

Other Word Forms

• vasoconstrictive
  adjective

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Etymology

Origin of vasoconstrictor

First recorded in 1875–80; vaso- + constrictor

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Example Sentences

See Examples For:

vasoconstrictor

Caffeine has vasoconstrictor properties, meaning it causes blood vessels to squeeze together, which can briefly raise heart rate.

From Salon ● Oct. 4, 2022

Angiotensin II in addition to being a potent vasoconstrictor also causes an increase in ADH and increased thirst, both of which help to raise blood pressure.

From Textbooks ● Jun. 9, 2022

Angiotensin II is a powerful vasoconstrictor, greatly increasing blood pressure.

From Textbooks ● Jun. 19, 2013

Angiotensin II is a potent vasoconstrictor that plays an immediate role in the regulation of blood pressure.

From Textbooks ● Jun. 19, 2013

The tone of the vasoconstrictor center controls the distribution of blood throughout the body.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Louis Marshall Warfield

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