Philtrum length
What does Philtrum length mean?
Philtrum length means: The length of the vertical indentation in the middle area of the upper lip. The average philtrum length for males is between 11 and 15 mm, while for females it is 11-13mm.
Category: Body Parts
Related terms: FWHR, Sexual dimorphism
Source: Brainworms Glossary entry compiled from 4chan /lgbt/ and adjacent community usage.