Adyta
From BiblePortal Wikipedia
Webster's Dictionary [1]
(pl.) of Adytum
Cyclopedia of Biblical, Theological and Ecclesiastical Literature [2]
( Ἄδυτα , Inaccessible), a name given in early times: to the chancel of a church, because there was no place of access here for the people, who were wholly excluded therefrom.-Bingham, Christ. Antiq. bk. 8:ch. 6: § 4.