vasodilatation

[ 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

Injections of secretin produce a marked vasodilatation, but the secretory effect is independent of the blood pressure changes.

From Project Gutenberg

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

From Project Gutenberg