Henry George Liddell, Robert Scott, A Greek-English Lexicon

A.equal in honour or privilege, ᾿Απόλλων (i.e. sharing the honours paid to Zeus) OGI234.25 (Delph., iii B.C.), CR Acad.Inscr.1906.419 (Alabanda); “ὁ θεὸς . . -ον παρέχι τράπεζαν τοῖς ὁποθενοῦν ἀφικνουμένοις” BCH51.73 (Panamara); “πίστις” 2 Ep.Pet.1.1; οἱ πρῶτοι καὶ ἰ. Plu.Lys.19, cf. Wilcken Chr.13.10 (i A.D.), Luc.D Mort.24.3, etc.; “πόλεις τισί” D.Chr.41.2: Comp. “-ότεροι, τοῖς κρατοῦσιν” Id.39.4; τὸ ἰ.,= ἰσοτιμία, Ph.2.246; of a person, maintaining equality of privilege, Hdn.2.4.9. Adv. “-μως, τινάς τισιν ἄγειν” Ath.5.177c; ζῶντα δικαίως καὶ ἰ. OGI544.34 (Ancyra, ii A.D.), cf. CIG4032.5 (ibid.), IGRom.3.195 (ibid.); “ἰ. ἔχουσι πρὸς ἀλλήλους οἱ ὅροι” Phlp.in APr.167.14, cf. Alex.Aphr.in Metaph.241.11.

2. generally, equal in value: hence, equal, “ἁμάρτημα ἀκούσιον ἰ. ἑκουσίῳ” Ph.2.248; “τὸ ἰ. δυσέφικτον ἐν ταῖς ἀμοιβαῖς” Hdn.2.3.6; ἰ. μάχη evenly balanced, Ael.NA10.1.

3. as title of rank at the Ptolemaic court, “τῶν ἰσοτίμων τοῖς πρώτοις φίλοις” PRyl.66 intr., 253 (ii B.C.), Arch.Pap. 6.372.