A.in or of the house, once in Hes., “δούρατ᾽ ἀμάξης οἰκήϊα θέσθαι” Op.457 ; “λέβης” A. Fr.1 ; “κῆρυξ” S.Tr.757 ; of or for household affairs, domestic (for οἰκηΐη, v. οἰκία II), “τὰ οἰ.” household affairs, property, Hdt.2.37, S.Ant.661 ; “τὰ οἰ. ἀγαθά” X.Oec.9.18 ; τὰ οἰ. τὰ αὑτοῦ his household goods, Lys.13.41 ; opp. πολιτικά, Th.2.40 ; opp. τὰ τῆς πόλεως, Pl.Ap.23b.
II. of persons, of the same household, family, or kin, related, ὥς οἱ ἐόντες οἰκήϊοι as being akin to him, Hdt.4.65 ; οἰκεῖον οὕτως οὐδὲν . . ὡς ἀνήρ τε καὶ γυνή so closely akin, Men.647 ; ἀνὴρ οἰ. kinsman, relative, near friend, Hdt.1.108 ; οἱ οἰ. kinsmen, opp. οἱ ἀλλότριοι, And.4.15, cf. Th.2.51 ; opp. ὀθνεῖοι, Pl. Prt.316c ; οἱ ἑωυτοῦ οἰκηϊότατοι his own nearest kinsmen, Hdt.3.65, cf. 5.5, D.18.288 ; of the tie itself, κατὰ τὸ οἰ. Ἀτρεῖ because of his relationship to Atreus, Th.1.9.
2. friendly, “εἴχομέν ποτε . . τὸν τόπον τοῦτον οἰ.” D.4.4 ; “οὓς ἂν ἡγήσαιτο -οτάτους τε καὶ ἑταιροτάτους” Pl. Phd.89e.
III. of things. belonging to one's house or family, one's own (defined as “ὅταν ἐφ᾽ αὑτῷ ᾖ ἀπαλλοτριῶσαι” Arist.Rh.1361a21), “οἰ. ἄρουραι” Pi.O.12.19 ; “σταθμοῖς ἐν οἰκείοισι” A.Pr.398 ; γῆ, χθών, S.Aj. 859,Ant.1203 ; οἰκεῖον, ἢ 'ξ ἄλλου τινός ; born in the house, or . . ? Id.OT1162 ; αἱ οἰ. πόλεις their own cities, X.HG3.5.2 ; ἡ οἰ. (sc. γῆ), Ion. “ἡ οἰκηΐη” Hdt.1.64 ; [ἀναθήματα] οἰκήϊα his own property, ib.92 ; πόλεμοι οἰ. wars in one's own country, of the Helot war in Laconia, Th.1.118, cf.4.64 ; “σῖτος οἰ. καὶ οὐκ ἐπακτός” homegrown, Id.6.20.
2. = ἴδιος, one's own, personal, private, “οἰκείων κερδέων εἵνεκα” Thgn.46 ; “ἐὼν ἐν κακῷ οἰκηΐῳ” Hdt.1.45, cf. 153, Antipho 1.13 ; “αἱ χεῖρες -ότεραι τοῦ σιδήρου” Id.4.3.3 ; μηδὲν -οτέρᾳ τῇ ἀπολαύσει with enjoyment not more our own, Th.2.38, cf. 7.70 ; “ἀλλοτρίας γῆς πέρι οἰ. κίνδυνον ἔχειν” Id.3.13 ; οἰ. ξύνεσις mother wit, Id.1.138 ; πρὸς οἰκείας χερός by his own hand, S.Ant.1176, etc.; for A.Ag.1220, v. βορά.
b. in Stoic Philos., endeared by nature to all animals, including man, “τὸ πρῶτον οἰ.” what is earliest endeared, Chrysipp.Stoic.3.43, Hierocl. p.7A.
IV. proper to a thing, fitting, suitable, “οὔτε . . καλὸν οὐδὲν [οὐδ᾽] οἰκήϊον” Hdt.3.81, cf. D.18.59.
2. c. dat. rei, belonging to, conformable to the nature of a thing, “προοίμιον οἰ. ἑκάστῳ” Pl.Lg.772e, cf. R.468d, al., and freq. in Arist., as EN1098a29 : also c. gen., “τὰ αὐτῶν οἰ.” Pl.Phd.96d ; “οἰ. τῆς διαλεκτικῆς” Arist.Top.101b2, cf. EN1096b31, Rh.1360a22 ; “οἰ. πρός τι” Plb.5.105.1.
b. of persons, c. gen., a student of . . , “σοφίας” Str.17.1.5 ; addicted to, “καινοτομίας” Iamb.VP 30.176.
3. proper, fit, οἰ. κατάγελως fit subject for ridicule, Men. 160 ; οἰ. ὄνομα a word in its proper, literal sense, opp. metaphor, Arist. Rh.1404b35.
B. Adv. οἰκείως has the same senses as the Adj., οἰ φέρε bear it like your own affair, Ar.Th.197 ; διαλέγεσθαι οἰ. τινί converse familiarly with him, Th.6.57 ; “οἰ. χρῆσθαί τινι” to be on familiar terms, X. HG2.3.16 ; “οἰ. διακεῖσθαί τινι” Id.An.7.5.16 ; “πρός τι” Plb.13.1.2 ; “οἰ. δέχεσθαί τινας” D.18.215 ; “οἰ. ἔχειν τινί” Id.4.4, etc. : Comp. “-ότερον” Is. 1.49 ; “-οτέρως” Arist.Cat.7a16 : Sup. “-ότατα” Plb.5.106.4.
3. literally, actually, Gal.Phil.Hist.39 D.
4. Astrol., οἰ. σχηματίζεσθαι, of a planet, to be in its domicile, Vett.Val. 58.27, al.