philtrum

noun

phil·​trum ˈfil-trəm How to pronounce philtrum (audio)
plural philtra -trə How to pronounce philtrum (audio)
: the vertical groove on the median line of the upper lip

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Cite this Entry

“Philtrum.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/philtrum. Accessed 1 Mar. 2024.

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