διάπλευρος
From LSJ
τὰ πρὸ Εὐκλείδου ἐξετάζειν → investigate what happened before the flood, investigate what happened in the distant past, investigate what happened before Euclid, investigate what happened before the year of Euclid
τὰ πρὸ Εὐκλείδου ἐξετάζειν → investigate what happened before the flood, investigate what happened in the distant past, investigate what happened before Euclid, investigate what happened before the year of Euclid
-η, -ο
αυτός που βρίσκεται στην πλευρά και όχι στη μέση.