μέσαυλος
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
ον, Ep. μέσσ-, Att. μέτ-: (αὐλή): I in Hom. μέσσαυλος, ὁ, or μέσσαυλον, τό (gender unknown), prob. the inner court, inside the αὐλή, where cattle were put at night, 11.11.548, 17.112,657, 24.29; used of the cave of the Cyclops, Od.10.435. II Att. Prose and Com. μέταυλος (sc. θύρα), ἡ, the door between the αὐλή and the inner part of the house, Ar.Fr.371; in full, μέταυλος θύρα Lys.1.17; also θύραι μέσαυλοι E.Alc.549; mesauloe, Vitr.6.7.5.