mesial

adjective

1. medial.
2. Dentistry. directed toward the sagittal plane or midline of the face, along the dental arch.Compare buccal(def 3), distal(def 2).

adjective

1. anatomy another word for medial (def. 1)

adj.“middle, median,” 1803, an irregular formation from Greek mesos “middle” (see meso-) + -al (1). Related: Mesially. adj.

1. Of, in, near, or toward the middle.
2. Situated toward the middle of the front of the jaw along the curve of the dental arch.