pos·​tero·​in·​ter·​nal ˌpäs-tə-rō-in-ˈtərn-ᵊl How to pronounce posterointernal (audio)
: posterior and internal in position or direction
a posterointernal cusp on a molar

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Cite this Entry

“Posterointernal.” Medical Dictionary, Merriam-Webster, Accessed 25 Jul. 2024.

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