Search Result for "median plane":

The Collaborative International Dictionary of English v.0.48:

Median \Me"di*an\ (m[=e]"d[i^]*an), a. [L. medianus, fr. medius middle. See Medial.] 1. Being in the middle; running through the middle; as, a median groove. [1913 Webster] 2. (Zool.) Situated in the middle; lying in a plane dividing a bilateral animal into right and left halves; -- said of unpaired organs and parts; as, median coverts. [1913 Webster] Median line. (a) (Anat.) Any line in the mesial plane; specif., either of the lines in which the mesial plane meets the surface of the body. (b) (Geom.) The line drawn from an angle of a triangle to the middle of the opposite side; any line having the nature of a diameter. Median plane (Anat.), the mesial plane. Median point (Geom.), the point where the three median lines of a triangle mutually intersect. [1913 Webster]