vasodilatation

[ vas-oh-dil-uh-tey-shuhn, -dahy-luh-, vey-zoh- ]
/ ˌvæs oʊˌdɪl əˈteɪ ʃən, -ˌdaɪ lə-, ˌveɪ zoʊ- /

noun Physiology.

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

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Also vas·o·di·la·tion [vas-oh-dahy-ley-shuhn, -di-, vey-zoh-]. /ˌvæs oʊ daɪˈleɪ ʃən, -dɪ-, ˌveɪ zoʊ-/.

Origin of vasodilatation

First recorded in 1895–1900; vaso- + dilatation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for vasodilatation

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

    Arteriosclerosis and Hypertension:|Louis Marshall Warfield