arteriole

noun
ar·​te·​ri·​ole | \ är-ˈtir-ē-ˌōl How to pronounce arteriole (audio) \

Definition of arteriole

: any of the small terminal twigs of an artery that ends in capillaries

Other Words from arteriole

arteriolar \ är-​ˌtir-​ē-​ˈō-​ˌlär How to pronounce arteriole (audio) , -​lər \ adjective

First Known Use of arteriole

1685, in the meaning defined above

History and Etymology for arteriole

borrowed from French and New Latin; French artériole, borrowed from New Latin artēriola, from Latin artēria artery + -ola, diminutive suffix

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The first known use of arteriole was in 1685

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Cite this Entry

“Arteriole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arteriole. Accessed 10 Apr. 2021.

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More Definitions for arteriole

arteriole

noun
ar·​te·​ri·​ole | \ är-ˈtir-ē-ˌōl How to pronounce arteriole (audio) \

Medical Definition of arteriole

: any of the small terminal twigs of an artery that ends in capillaries

Other Words from arteriole

arteriolar \ -​ˌtir-​ē-​ˈō-​ˌlär, -​lər How to pronounce arteriole (audio) \ adjective

More from Merriam-Webster on arteriole

Britannica.com: Encyclopedia article about arteriole

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