MEDIAN

median. Median, a. pertaining to the ancient Media

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Me″di‐an (?), a. [[L. medianus, fr. medius middle. See Medial.]] 1. 1. Being in the middle; running through the middle; as, a median groove.
2. 2. (Zoöl.) 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.
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.