tri·​ra·​di·​us -ˈrād-ē-əs How to pronounce triradius (audio)
plural triradii -ē-ˌī How to pronounce triradius (audio) also triradiuses
: a group of ridges forming a Y at the base of each finger on the palm of the hand

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Cite this Entry

“Triradius.” Medical Dictionary, Merriam-Webster, Accessed 2 Dec. 2023.

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