Quick Definition
no longer, no more
Strong's Definition
not yet, no longer
Derivation: from G3756 (οὐ) and G2089 (ἔτι);
KJV Usage: after that (not), (not) any more, henceforth (hereafter) not, no longer (more), not as yet (now), now no more (not), yet (not)
Thayer's Greek Lexicon
οὐκέτι (also written separately by Rec.st (generally), Tr (nine times in John), Tdf. (in Phm_1:16)) (οὐκ, ἔτι), an adverb which denies simply, and thus differs from μηκέτι (which see), no longer, no more, no further: Mat_19:6; Mar_10:8 : Luk_15:19; Luk_15:21; Joh_4:42; Joh_6:66; Act_20:25; Act_20:38; Rom_6:9; Rom_14:15; 2Co_5:16; Gal_3:25; Gal_4:7; Eph_2:19; Phm_1:16; Heb_10:18; Heb_10:26, etc.; οὐκέτι ἦλθον, I came not again (R. V. I forebore to come), 2Co_1:23. with another neg. particle in order to strengthen the negation: οὐδέ ... οὐκέτι, Mat_22:46; οὐκ ... οὐκέτι, Act_8:39; οὐδείς ... οὐκέτι, Mar_12:34; Rev_18:11; οὐκέτι ... οὐδέν, Mar_7:12; Mar_15:5; Luk_20:40; οὐκέτι ... οὐδένα, Mar_9:8; οὐκέτι οὐ μή, Mar_14:25; Luk_22:16 (WH omits; L Tr brackets οὐκέτι); Rev_18:14 (Tr omits); οὐδέ ... οὐκέτι οὐδείς, Mar_5:3 L T WH Tr text οὐκέτι is used logically (cf. Winer's Grammar, § 65, 10); as, οὐκέτι ἐγώ for it cannot now be said ὅτι ἐγώ etc., Rom_7:17; Rom_7:20; Gal_2:20; add, Rom_11:6; Gal_3:18. ((Homer, Hesiod, Herodotus, others))
Mounce Concise Greek Dictionary
οὐκέτι ouketi 47x
no longer, no more, Mat_22:46
Abbott-Smith Greek Lexicon
οὐκέτι ,
neg . adv. of time,
[in LXX chiefly for H5750 c . neg ., H3808 , etc.;]
no longer, no more : Mat_19:6 , Mar_10:8 , Luk_15:19 , Joh_4:42 , Rom_6:9 , Gal_3:25 Eph_2:19 Heb_10:18 , al. ; c . neg . (to strengthen the negation), Mat_22:46 Mar_5:3 , Act_8:39 , al.
Moulton & Milligan — Vocabulary of the Greek NT
οὐκέτι [page 465]
For οὐκέτι , no longer, no more, cf. P Par 49 .27 (B.C. 164 158) (= Witkowski .2 , p. 71) εἴπερ οὗν ἐστιν αὕτη ἡ αἰτία καὶ διὰ τοῦτο οὐκέτι ἥκει πρὸς ἐμὲ αἰσχυνθείς , P Oxy XIV. ἐὰν οὖν θέλεις , ἴσελθε καταφρονῶν , [[ἐπὶ ]] ἡμεῖς γὰρ οὐκέτι δυνόμεθα ἔσω μεῖναι , and there is no longer any fear at all; so if you will, come boldly; for we are no longer able to stay indoors (Edd.), and P Ryl II. 244 .9 (iii/A.D.) οὐκέτι περὶ τοῦτο γέγονα , I have done nothing further in the matter (Edd.).
Liddell-Scott — Intermediate Greek Lexicon
οὐκέτι or οὐκ, ἔτι, "no more, no longer, no further", opp. to οὔπω "(not yet)", Hom. , etc.
STEPBible — Tyndale Abridged Greek Lexicon
οὐκέτι
neg. adv. of time, [in LXX chiefly for עוֹד with neg., לֹא, etc. ;]
no longer, no more: Mat.19:6, Mrk.10:8, Luk.15:19, Jhn.4:42, Rom.6:9, Gal.3:25 Eph.2:19 Heb.10:18, al.; with neg. (to strengthen the negation), Mat.22:46 Mrk.5:3, Act.8:39, al
(AS)