ἀδιά-φορος · adia-phoros — LSJ
not different, Arist. Rh. 1373a33; τοῖς ὁμοίοις καὶ ἀ. Id. Cael. 310b5; indistinguishable, ὅμοιον καὶ ἀ. Epicur. Nat. 15 G.
in Logic, ἀδιάφορα, τά, individual objects, as having no logical differentia, ἀ. ὧν ἀδιαίρετον τὸ εἶδος Arist. Metaph. 1016a18; ἀ. εἴδει Top. 121b15; κατὰ τὸ εἶδος ib. 103a11.
undiscriminating, ὀνομασία Epicur. Nat. 14.10.
indifferent; in Stoic philosophy, τὰ ἀ. things neither good nor bad, Zeno Stoic. 1.47,48, cf. Cic. Fin. 3.16.53, Epict. Ench. 32, etc., cf. S.E. P. 3.177 sq.: Sup., Phld. Rh. 1.129 S. Adv. -ρως, ἔχειν to be indifferent, of the moral agent, Aristo Stoic. 1.79.
in metre, common, Heph. 4, cf. Sch.Pi. p.15 Böckh.
of persons, making no distinction, πρὸς πάντα ξένον καὶ δημότην Dicaearch. 1.14.
steadfast, unwearying, Ant.Lib. 41.2.
Math., negligible, πρός τι Procl. Hyp. 4.61; ἀ. πρὸς αἴσθησιν not differing sensibly, Aristarch.Sam. 4. Adv., Hipparch. 3.5.7.
Adv. -ρως without discrimination, D.H. Dem. 56, S.E. P. 3.225.