procheilon
tu·ber·cle of up·per lip
[TA]the slight projection on the free edge of the center of the upper lip at the lower extent of the philtrum.
Farlex Partner Medical Dictionary © Farlex 2012
procheilon
(prō-kī′lŏn) [Gr. pro, before, + cheilon, lip]A prominence in the central portion of the upper lip.
Medical Dictionary, © 2009 Farlex and Partners