διορ-ισμός,ὁ,
A. division, distinction,
Pl. Ti. 38c , Arist. EN 1134b33 , Porph. Abst. 3.20 .
II. logical distinction,
Pl. Plt. 282c ;definition,
Arist. SE 168a23 , al.
III. Math.,particular enunciationof a problem, Procl. in Euc. p.203 F.
2. statement of limits of possibilityof a problem, Apollon.Perg. Con.Praef. , Archim. Sph.Cyl. 2.4 , Phld. Acad.Ind. p.17 M.