μεσότοιχον G3320
mesótoichon · mes-ot'-oy-khon · Noun Neuter
from μέσος and τοῖχος; a partition (figuratively):--middle wall.
1 Occurrence in the King James Bible
Ephesians 2:14For he is our peace, who hath made both one, and hath broken down the middle wall of partition between us;