medial
adj.situated in the middle or toward the center of something. In medicine, it describes a part of the body that is closer to the middle line.
adj.situated in or pertaining to the middle; in anatomy, specifically relating to the midline of an organism or the inner side of a limb.
“The medial part of the knee often feels the most pressure.”
“The surgeon made a small incision on the medial side of the ankle to repair the damaged ligament.”
“In phonetics, a medial consonant is one that occurs in the middle of a word, contrasting with those found in initial or final positions.”
Often used in technical or medical contexts to specify location relative to a center point; typically precedes the noun it modifies.
Borrowed from Latin mediālis (“middle”), from medius (“that is in the middle or midst”) + -ālis (“-al”, adjectival suffix).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.