mundum
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
mundum: i, v. 2. mundus
I init.
mundum, ī, n. (arch. pour mundus 3 ) : Lucil. Sat. 520, cf. Gell. 4, 1, 3 ; Non. 214, 17.
mundum, ī, n., s. 2. mundus.