A.opposite the door, κατ᾽ ἀντίθυρον κλισίης opposite the door of the house, Od.16.159, as the Sch.; or it may be a neut. Subst. ἀντίθυρον the part facing the door, vestibule, as it is in “βᾶτε κατ᾽ ἀντιθύρων” S.El.1433, ubi v. Herm.: in Luc.Symp.8, the side of a room facing the door, cf. Alex.16, Dom.26.
ἀντίθυ^ρος , ον, (θύρα)