vasodilatation

Also vas·o·di·la·tion

[vas-oh-dil-uh-tey-shuhn, -dahy-luh-, vey-zoh-]

noun

Physiology.

1. dilatation of the blood vessels, as by the action of a nerve.

Word History and Origins

Origin of vasodilatation¹

First recorded in 1895–1900; vaso- + dilatation

Example Sentences

Beer: Alcohol can dehydrate you and make your body flushed–a process called vasodilatation, which is caused by the widening of blood vessels.

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We know that when the pulse rate is constant, vasodilatation causes a fall in diastolic pressure and a rise in pulse pressure.

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We may probably associate the general tendency to vasodilatation during early pregnancy with the tendency to goitre; Freund found an increase of the thyroid in 45 per cent. of 50 cases.

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Abnormal vasodilatation seriously interferes with the normal circulation, and causes venous congestion, abnormal increase in venous blood pressure, and the consequent danger of shock and death.

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Alcohol taken before meals on an empty stomach causes sudden vasodilatation after absorption.

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