I. one's own, pertaining to oneself: hence,
1. private, personal (opp. κοινός): twice in Hom., πρῆξις δ᾽ ἥδ᾽ ἰδίη οὐ δήμιος this business is private, not public, Od.3.82; δήμιον ἦ ἴδιον; 4.314; ἴδιος ἐν κοινῷ σταλείς embarking as a private man in a public cause, Pi.O. 13.49; ἰ. στόλῳ χρᾶσθαι, opp. δημοσίῳ, Hdt.5.63; “γῆς . . νοσούσης ἴ. κινοῦντες κακά” S.OT636; “κοινὸν ἐξ ἰδίας ἀνοίας κακόν” E.Hec.641 (lyr.), cf. Or.766 (troch.); ἴδια πράσσων ἢ στρατοῦ ταχθεὶς ὕπο; Id.IA1363 (troch.); “ἴ. κέρδεα” Hdt.6.100; “συμφορά” Antipho 2.1.11; “πρόσοδος” And.4.11; “τὰ ἴ. διάφορα” Th.2.37; “πλοῦτος ἴ. καὶ δημόσιος” Id.1.80, cf. Pl.R.521a; ἴ. οὐ κοινὸς πόνος ib.535b, cf. 543b; ξυμβόλαια ib.443e; “ἰ. ἢ πολιτικὴ πρᾶξις” Id.Grg.484d; “πόλεις καὶ ἴ. οἶκοι” Id.Lg.890b, cf. 796d, etc.; τὰ ἱρά, opp. τὰ ἴ., temples, opp. private buildings, Hdt. 6.9, 8.109; τὸ ἐν ἰδίοις discussion among private persons, Pl.Sph. 225b.
2. one's own, opp. “ἀλλότριος, ἐπικώμια” Pi.N.6.32; “ἡ ἰ. ἐλευθερίη” Hdt.7.147; “Ζεὺς ἰδίοις νόμοις κρατύνων” A.Pr.404 (lyr.); ἰδίᾳ γνώμᾳ ib.543 (lyr.); “οὔτοι τὰ χρήματ᾽ ἴ. κέκτηνται βροτοί” E.Ph. 555; φίλων οὐδὲν ἴ., = κοινὰ τὰ τῶν φίλων, Id.Andr.376: with Pron., “χωρίον ἡμέτερον ἴδιον” D.55.8.
3. τὰ ἴ. private interests, opp. public, Th.1.82, 2.61, etc.; one's own property, Id.1.141, etc.; τὰ ἴ. πράττειν mind one's own business, in later Gr., Phryn.405, cf. 1 Ep.Thess.4.11; μένειν ἐπὶ τῶν ἰ. Plb.2.57.5; εἰς τὸ ἴ. καταθέσθαι for self, X.An.1.3.3, etc.: with Pron., τοὐμὸν ἴ. εἰπεῖν my personal opinion, Isoc.6.8; τὰ ἐμὰ ἴ. D.50.66; τὰ αὑτοῦ ἴ. Thgn.440 (dub.l.), cf.Antipho 5.61, Isoc.8.127; τὰ ὑμέτερα ἴ. D.19.307; τὰ ἴ. σφῶν αὐτῶν, τὰ ἴ. τὰ σφέτερα αὐτῶν, And.2.2,3.36; ἔγωγε τοὐμὸν ἴ. I for my own part, Luc.Merc.Cond.9.
4. of persons, personally attached to one, “ἴδιοι Σελεύκου” Plb.21.6.4, cf. Arist.Pol.1315a36, UPZ146.38 (ii B.C.), 109.18 (i B.C.); “ἄνθρωπος ἴδιος τῇ εὐνοίᾳ τῇ πρὸς . . ” PCair.Zen.32 (iii B.C.); “ταῖς εὐνοίαις ἴδιοι” D.S.11.26; ἴδιοι, οἱ, members of one's family, relatives, BGU665 ii 1 (i A.D.), Vett.Val.70.5, etc.
5. ἡ ἰ. (sts. with κώμη added, BGU15.13 (ii A.D.)), one's place of origin, PTeb. 327.28 (ii A.D.), etc.: pl., καταπορεύεσθαι εἰς τὰς ἰ.ib.5.7 (ii B.C.).
6. in later Gr., almost as a possessive Pron.,= “ἑαυτοῦ, ἑαυτῶν, ἡ ἰ. φιλαγαθία” IG22.1011.71 (ii B.C.), etc.; “χρῶνται ὡς ἰδίοις” UPZ11.14 (ii B.C.); περὶ τῶν ἰ. βιβλίων, title of work by Galen.
b. ἴ. θάνατος one's own, i.e. a natural death, Ramsay Cities and Bishoprics No. 133; “ἰδίοις τελευτῶσι θανάτοις” Ptol.Tetr.199; also ἰδία μοίρῃ Ramsay op.cit. No.187.
II. separate, distinct, “ἔθνος ἴ. καὶ οὐδαμῶς Σκυθικόν” Hdt.4.18, cf. 22; ἴδιοί τινές σοι [θεοί]; Ar.Ra.890; “ἑκάστῳ τῶν ὀνομάτων ὑπόκειταί τις ἴδιος οὐσία” Pl.Prt.349b; πόλεις . . βαρβάρους καὶ ἰδίας Decr. ap. D.18.183; ὁ βάτραχος ἰδίαν ἔχει τὴν γλῶτταν, τὴν ἰ. ἀφίησι φωνήν, a peculiar kind of tongue, . . its peculiar note, Arist. HA536a8,11: folld. by ἤ, ἴδιον ἔπασχεν πάθος ἢ οἱ ἄλλοι unique and different from others, Pl.Grg.481c; so “ἴδιον παρὰ τὰ ἄλλα” Thphr.HP 6.4.10.
b. ἴ. λόγος, in Ptolemaic and Roman Egypt, private account, “δεδώκαμεν Πύρωνι τὸν ἔσχατόν σου ἴ. λόγον” PCair.Zen.253 (iii B.C.), cf. PGrenf.1.16 (ii B.C.), etc.; later, special account, a branch of the fiscal administration, Wilcken Chr.162 (ii B.C.), PAmh.2.31 (ii B.C.), PGnom.Prooem. (ii A.D.), etc.; “ὁ γνώμων τοῦ ἰ. λόγου” OGI669.44 (i A.D.); also as the title of the Controller, Str. 17.1.12 codd., OGI408 (ii A.D.), Mitteis Chr.372 vi 1 (ii A.D.).
2. strange, unusual, “ἰδίοισιν ὑμεναίοισι κοὐχὶ σώφροσιν” E.Or.558; peculiar, exceptional, “περιττὸν καὶ ἴ. γένος” Arist.GA760a5; “τὰ περιττὰ καὶ ἴ. τῶν δένδρων” Thphr.CP2.7.1; παράδοξον εἰπεῖν τι καὶ περιττὸν καὶ ἴ. Plu.2.1068b; eccentric, of persons, ib.57e; “ἴ. τις ἐν πᾶσι βουλόμενος εἶναι” Id.Them.18.
3. peculiar, appropriate, ἴδια ὀνόματα proper, specific words, opp. περιέχοντα, class-names, Arist. Rh.1407a31; “ὄνομα ἴ. τινος” Pl.R.580e; “τὸ ἴ. τοῦ ἐπαίνου” Luc.Pr.Im. 19.
III. ἴ. λόγοι ordinary private conversation, opp. ποίησις, Pl. R.366e, cf. Euthd.305d; v. infr. VI. 2b.
IV. τὸ ἴ. characteristic property of a species, Arist.Top.102a18, 103b11, Chrysipp.Stoic.2.75, Plot.5.5.13; but also, distinguishing feature in a relative sense, “ἴ. πρός τι” Arist.Top.128b25.
V. regul. Comp. “ἰδιώτερος” Isoc.12.73, Thphr.HP3.1.6: Sup. “-ώτατος” D.23.65, Thphr.HP1.14.2; also ἰδιαίτερος, -αίτατος, Arist.PA656a26, 658b33; -αίτατος but not -αίτερος acc. to Thom.Mag.p.189R.
VI. Adv. ἰδίως , peculiarly, Isoc.5.108; severally, Pl.Lg.807b: Comp. “ἰδιωτέρως” Thphr.HP1.13.4; “ὡς -ώτερον εἰπεῖν” Phld.Oec.p.68 J.; “ἰδιαίτερον” Hdn.7.6.7: Sup. ἰδιώτατα (v.l. -αίτατα) D.S.19.1; ἰδίως καλεῖσθαι to be called specifically, Arist.Mu.394b28; “-αίτατα λέγεσθαι” Id.Mete.382a3; ἰδίως, opp. “κοινῶς, λέγεσθαι” Demetr.Lac.Herc.1014.41 F. (but in Gramm., to be used as a proper name, D.T.634.13); in a peculiar sense or usage, Sch. Ar.Pl.115; “ἰ.Αἰσχύλος τὸν Ἀγαμέμνονα ἐπὶ σκηνῆς ἀναιρεῖσθαι ποιεῖ” A. Ag.Arg., cf. Sch.E.Ph.1116; also,= extra versum, τὸ "φεῦ" ἰδίως Sch. Ar.Nu.41 (v.l. ἰδίᾳ).
2. ἰδίᾳ , Ion. -ιη, as Adv., by oneself, privately, on one's own account, “θύοντι ἰδίῃ μούνῳ” Hdt.1.132, cf. 192, Ar.Eq.467; “οὔτε ἰδίᾳ οὔτε ἐν κοινῷ” Th.1.141; “καὶ ἰ. καὶ δημοσίᾳ” Id.3.45, Pl.Ap.30b; “καὶ ἰ. καὶ κοινῇ” Arist.Ath.40.3; “ἰδίᾳ ἕκαστος” Th.8.1, cf. Pl.Lg.946d, etc.: c. gen., ἰ. τῆς φρενός apart from . . , Ar.Ra.102.
3. κατ᾽ ἰδίαν in private, Philem.169; “κατ᾽ ἰδίαν εἰπεῖν τινι” D.S.1.21; κατ᾽ ἰ. λαβεῖν τινα to take him aside, Plb.4.84.8; also, separately, apart, Plu.2.120d; “οἱ κατ᾽ ἰ. βίοι” Plb.1.71.1. (“ϝίδιος” Tab.Heracl.1.13, al., Schwyzer 324.4 (Delph., iv B.C.), IG9(1).333.12 (Locr., v B.C.), etc.; with spiritus asper, “ἐκ τοῦ ηιδίου” Jahresh.14Beibl.141 (Argos, v B.C.); “καθ᾽ ἱδίαν” IG22.891.6, 5(1).6 (Lacon.), 9(2).66 (Lamia), Aët.3.159, etc.; καθ᾽ ἱδδίαν prob. in IG9(2).461.26 (Thess.).)