Dictionary
me•si•al
Pronunciation: (mē'zē-ul, -sē-, mez'ē-ul, mes'-), [key]—
adj.
1. medial.
2. Dentistry.directed toward the sagittal plane or midline of the face, along the dental arch. Cf.
buccal (def. 3),
distal (def. 2).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.