philtrum

philtrum definition - medical

phil·trum (fĭlˈtrəm)

noun pl. phil·tra (-trə)
The vertical indentation in the midline of the upper lip. Also called infranasal depression.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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