ἐξάπλωσις
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
English (LSJ)
εως, ἡ,
A unfolding, δακτύλων S.E.M.2.7; τῶν ὑμένων εἰς πλάτος Aret.SA1.8; opp. πίλησις, Ph.1.385 (pl.). 2 opening out, of roots, Archig. ap. Orib.8.2.12. II explanation, Erot. Prooem. III expansion or paraphrase of an expression, S.E.M. 7.51. b Math., expansion, εἰς μονάδας Nicom.Ar.2.10.
German (Pape)
[Seite 871] ἡ, die Entfaltung, Aret.; καὶ ἔκτασις τῶν δακτύλων S. Emp. adv. rhet. 7.