Dictionary entry

ἴδιος

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

ἴδιος, -α, -ον (in Attic usually -ος, -ον),

[in LXX chiefly for pers. suff., also for לָהֶם, etc.; (τὰ ἴ.) בֵּיתוֹ;]

1. one's own;

(a) of that which is private and personal (in cl. opp. to κοινός, δημόσιος; cf. infr. 3);

(b) of property, friends, home, country, etc. (in cl. opp. to ἀλλότριος; in late writers often, like ἑαυτοῦ, with weakened sense, v. M, Pr., 87 ff.; Deiss., BS, 123 f.): Lk 6:41, Jo 1:425:43, Ac 2:620:28, I Co 11:21, Ga 6:5, II Ti 1:9, He 7:27, Ju 6, al.; πράσσειν τὰ ἴ., I Th 4:11; κατὰ τὰς ἰ. ἐπιθυμίας, II Ti 4:3; οἱ ἴδιοι, Jo 1:11 (M, Pr., 90 f.; Field, Notes, 84) 13:1, Ac 4:23, I Ti 5:8; τὰ ἴδια, one's home (Field, Notes, 84), Lk 18:28, Jo 1:1116:3219:27.

2. peculiar, distinct, appropriate, proper: τὸ ἴ. σῶμα, I Co 15:38; ἐν τ. ἰ. τάγματι, I Co 15:23; εἰς τ. τόπον τ. ἴ., Ac 1:25; = αὐτοῦ (v. Deiss., ut. supr.), Mt 22:5, Jo 1:42 (cf. Wi 10:1).

3. Adverbially (v. supr., 1 (a); and cf. WM, 7392);

(a) ἰδίᾳ, severally, separately: I Co 12:11;

(b) κατ’ ἰδίαν, apart, privately, in private: Mt 14:13, 2320:17, Mk 4:347:33, Lk 10:23, Ac 23:19, al.