porion

noun

po·ri·on ˈpōr-ē-ˌän

plural poria -ē-ə

or porions

: the midpoint on the upper margin of the external auditory canal

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“Porion.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/porion. Accessed 4 Nov. 2025.

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