διάδυσις
From LSJ
τὸ ἀνάλημμα καὶ τὴν ἐπ' αὐτοῦ κερκίδα → the retaining wall and the wedge of theatre seats supported by it
English (LSJ)
εως, ἡ,
A passing through, passage, ἐς τὼς πόρως Ti.Locr.100e, cf. Thphr.Od.50: metaph. in pl., evasions, τῶν ἀδικημάτων, i.e. escape from the consequences of crimes, D.24.139, cf. 94, Plu.Dem.6: abs., Lib.Or.18.32. II in pl., passages, galleries, in mines, etc., D.S.5.36: sg., prob.l. in Aen.Tact.24.5; subterranean channel, Demetr.Sceps. ap. Str.13.1.43.
Greek (Liddell-Scott)
διάδῠσις: -εως, ἡ, ἡ διὰ μέσου διάβασις, δίοδος, Τίμ. Λοκρ. 100Ε, Θεόφρ. π. Ὀσμ. 50· -μεταφ. κατὰ πληθ., ὑπεκφυγαί, τινος, ἀπό τινος πράγματος, Δημ. 744. 5. ΙΙ. κατὰ πληθ., δίοδος, διάδρομος, ὑπόγειος, ὡς ἐν μεταλλείοις, κτλ., Διόδ. 5. 36.