A.of what quantity?
1. of Number, how many? “κόσοι τινές εἰσι οἱ Αακεδαιμόνιοι” Hdt.7.234; “π. καὶ ποῖα . .;” X.Mem.4.4.7; “π. χρήματα;” Id.Cyr.3.1.35; “π. ἄττα δὴ ὑποδήματα” Arist.EN1133a21: with sg. Nouns, how great? how much? “π. πλῆθος νεῶν;” A.Pers.334; “π. τις ἀριθμός;” Pl.Tht.198c; “π. χρυσίον;” X.An.7.8.1.
2. of Distance, how far? “πόσον ἄπεστιν ἐνθένδε τὸ στράτευμα;” Id.Cyr.6.3.10; π. τις ὁδὸς εἴη ib.4.6.10; “μέχρι πόσου;” Anon. ap. Gell. 1.3.9, cf. E.Fr.953.32.
4. of Value, how much? “πόσον δίδως;” Id.Pax 1262; “πόσου;” at what price? Id.Ach.812,898, Pl.Ap.20b, etc.; ἐπὶ πόσῳ; ib.41a, X.Cyr.3.1.43; ἐκ πόσου is f.l. for ὁπόσου in D.50.30.
5. of Degree, how great? “πόθος; πόσος τις;” Ar.Ra.55; “πόσης γέμει σωφροσύνης;” Pl.Smp.216d: neut. Adv. “πόσον; πόσα;” to what amount? Ar.Ec.399, X.Mem.2.2.
8.
II. ποσός , ή, όν, indef. Adj. of a certain quantity or magnitude, Gorg.Fr.3D., Pl.Sph.245d, etc.; “ποσὰ τῶν περιφερῶν” a certain number of . . , Epicur.Ep.2p.50U.; “ἐπὶ ποσόν” for a certain time, Plb.2.34.15, etc.; “οὐδ᾽ ἐπὶ π.” Id.1.1.2; κατὰ ποσόν to a certain extent, Vett.Val. 81.22.
2. ποσόν, τό, = ποσότης, Pl.Phlb.24c, 24d, Arist.Cat.4b20, Metaph.1020a7, etc.; κατὰ ποσόν in point of quantity, Id.EN1158b31.
III. Adv. “ποσῶς” Corn.ND34, Ruf.Oss.18, Sor.Fract.2, Vett.Val.238.24, S.E.P.1.120, 227. (I.-E. q[uglide]oty-os, cf.Lat.quot, Skt. káti 'how many?')