philtrum

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philtrum

 [fil´trum]
the vertical groove in the median portion of the upper lip.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

phil·trum

, pl.

phil·tra

(fil'trŭm, -tră), [TA] Do not confuse this word with filtrum.
1. A philter or love potion.
2. The infranasal depression; the groove in the midline of the upper lip.
[L., fr. G. philtron, a love-charm, depression on upper lip, fr. phileō, to love]
Farlex Partner Medical Dictionary © Farlex 2012

philtrum

(fĭl′trəm)
n. pl. phil·tra (-trə) or philtrums
1. In humans and certain other primates, the vertical indentation in the center of the upper lip.
2. In many other mammals, the cleft running through the center of the upper lip and often between the nostrils.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

phil·trum

, pl. philtra (fil'trŭm, -tră) [TA]
1. A philter or love potion.
2. [TA] The infranasal depression; the groove in the midline of the upper lip.
[L., fr. G. philtron, a love-charm, depression on upper lip, fr. phileō, to love]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

philtrum

The narrow vertical hollow in the centre of the upper lip running down from the nose to the upper lip margin.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

phil·trum

, pl. philtra (fil'trŭm, -tră) [TA]
[NA] Infranasal indention or groove on upper lip.
[L., fr. G. philtron, a love-charm, depression on upper lip, fr. phileō, to love]
Medical Dictionary for the Dental Professions © Farlex 2012