διάστημα

διάστημα, ατος, τό, (διαστῆναι) A. interval, freq. in Music, Archyt. 2, Pl. R. 531a, Aristox. Harm.p.4 M., al., Arist. Pr. 922b6, Damox. 2.57; of Time, δ. τετραετές Plb. 9.1.1: generally, ἐκ μεγάλων δ. κινεῖσθαι Democr. 191; δ. μεταξὺ κόσμων Epicur. Ep. 2p.37U.; distance, Phld. D. 3.8,9. b. Geom., radius, κέντρῳ τῷ Α, διαστήματι τῷ ΑΒ, γεγράφθω κύκλος Euc. 1.1, cf. Ph. Bel. 52.14; of a sphere, Autol. 6. c. aperture, ἀγγεῖον ἔχον δ. μέγα Arist. GA 787b4; ἐκ πολλοῦ δ. Id. Aud. 800a36; τὰ δ. τῆς χειρὸς τῶν δακτύλων the spaces between the fingers, Aen.Tact. 31.35. 2. Medic., diastasis, of bones, Hp. Off. 23 (pl.), cf. Gal. 18(2).887. 3. difference, τῶν ἡδονῶν μεγάλα τὰ δ. Nicom.Com. 1.22. 4. ratio, Archyt. 2, Arist. Ph. 202a18. 5. in Aristotleʼs symbolism, conjunction of two terms, APr. 42b10, APo. 82b7, al. 6. extension, dimension, χρόνος κινήσεως δ. Zeno Stoic. 1.26, cf. Chrysipp.ib.2.164, Dam. Pr. 389; of Space, Arist. Ph. 209a4, Plot. 6.4.2; ὧν πρότερον διάστημα ἐνειστήκει whose extension (i.e. surface) it (the εἴδωλον) formerly occupied, Epicur. Nat. 2.3. II. distinction of style, Longin. 40.2.