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vasomotor

American  
[vas-oh-moh-ter, vey-zoh-] / ˌvæs oʊˈmoʊ tər, ˌveɪ zoʊ- /

adjective

Physiology.
  1. regulating the diameter of blood vessels, as certain nerves.


vasomotor British  
/ ˌveɪzəʊˈməʊtə /

adjective

  1. (of a drug, agent, nerve, etc) relating to or affecting the diameter of blood vessels

"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 vasomotor

First recorded in 1860–65; vaso- + motor

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:

Both vasomotor symptoms in menopause and migraines have to do with blood vessel contraction and dilation.

From Science Daily Feb. 14, 2024

But vasomotor symptoms, such as hot flashes and night sweats that occur due to constriction or dilation of blood vessels, are not fully understood.

From Washington Post Mar. 5, 2021

“You may have some vasomotor symptoms,” said my consultant, adding that the whole thing would not last more than six months.

From The Guardian Dec. 15, 2015

The preganglionic sympathetic fibers that are responsible for increasing heart rate are referred to as the cardiac accelerator nerves, whereas the preganglionic sympathetic fibers responsible for constricting blood vessels compose the vasomotor nerves.

From Textbooks Jun. 19, 2013

In the one case there is a spasm of the arterioles causing what the French call "dead fingers," and in the other paralysis of the vasomotor system with venous congestion in the parts.

From Psychotherapy by James J. (James Joseph) Walsh

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