A.of or for geometry, geometrical, “ἀριθμός” Pl.R.546c, etc.; “ἰσότης” Id.Grg.508a; “ἀναλογία” Arist.EN1131b13; μεσότης Theo Sm.p.106 H., etc. (cf. γαμετρικός)“; ἁρμονία” Nicom.Ar.2.26; “θεωρήματα” Plu.2.720a (Sup.); γεωμετρική (sc. τέχνη), geometry, Pl.Grg.450d, Nicom.Com.1.18; τὰ -κά title of work on geometry, Democr.11n, cf. Arist.APo.79a9. Adv. -κῶς by a rigidly deductive proof, Procl.in Prm.p.897 S., Id.in Ti.1.345 D.: γ. refellere, prove wrong to demonstration, Cic.Att.12.5.3.
II. skilled in geometry, Pl.R.511d, Plu.2.579b, Arist.Pol. 1282a9; γ. Βριάρεως, of Archimedes, Id.Marc.17: Comp. “-ώτερος” Ph.1.621. Adv. “-κῶς” Arist.Top.161a35, Str.2.1.41, Plu.2.643c.