Quick Definition
τάχιστα Sup.adv. most swiftly
Strong's Definition
most quickly, i.e. (with G5613 (ὡς) prefixed) as soon as possible
Derivation: neuter plural of the superlative of G5036 (ταχύς) (as adverb);
KJV Usage: + with all speed
Thayer's Greek Lexicon
ταχέως, (ταχύς), adv., [fr. Hom. down], quickly, shortly: Lk. xiv. 21; xvi.6; Jn. xi.381; 1Co.iv.19; Gal.i.6; Phil. ii. 19, 24; 2 Tim. iv. 9; with the added suggestion of inconsiderateness [hastily]: 2 Th. ii. 2; 1 Tim. v. 22.
Mounce Concise Greek Dictionary
ταχέως tacheōs 15x
adverb of ταχύς, quickly, speedily; soon, shortly, 1 Cor. 4:19; Gal. 1:6; hastily, Lk. 14:21; 16:6; with inconsiderate haste, 1 Tim. 5:22
Abbott-Smith Greek Lexicon
τάχιστα, v.s. ταχύ.
Moulton & Milligan — Vocabulary of the Greek NT
ταχέως, ““quickly’?: P Oxy I. τι69 (ii/A.b.) ταχέως αὐτὸν ἀπολύσατε, “send him off quickly’? (Edd.), P Fay 1267 come back quickly, for it is pressing,’’ and P Tebt II. 42377 (early ii/A.p.) 84[Aw]ody μοι ταχ[έως, “tell me at once’’ {Edd.). The compY® τάχᾳ(ε)ιον is always used with an elative force in the NT, except in Jn 204: cf. P Lond Inv. No. 1561° (end i/A.D.) (= Olsson Papyrusbriefe, p. 210) πρὸ μὲν παντὸς εὔχομαί σε ὑγιαίνειν καὶ τάχειον ἀπολαβεῖν, “above all I pray that you may be in health and that I should receive you as soon as possible’”’ (cf. Lk 1557), P Oxy IIT. 5318 (ii/a.p.) ἐὰν yap θεοὶ θέλωσι, τάχιον πρὸς παραγένου ἐπὶ τὸ τῶν Ταυρικῶν. See further Blass Gr Pp- 33, 1411: The compY® ταχύτερον occurs in P Tebt II. 4101} (A.D. 16) ἐρωτῶ σε ταχύτερον συσχεῖν τί] πρᾶγμα, “1 beg you to close the matter with all speed’’ (Edd.), BGU II. 61578 (1/A.D.) δήλωσόν μ[ο]ι ταχύτερον, and P Michigan Inv. No. 4527° (c. A.D. 200) σύ μοι ταχύτερον (‘Sat once,” Ed.) δήλωσον περὶ τῆς ἀπροσκοπίας (‘‘ well-being’: not in 1,53) σου καὶ τῆς τῶν ἀδελφῶν pov. In MGr (Naxos) ταχυτέρου is used for ‘later’ (adv.) (Thumb Handbook § 123, n.?). For τάχιστα, as in Ac 1715, we may cite PSI IV. 360! (B.C. 252-1) ὡς ἂν τάχιστα λικμήσωμεν, ‘in order that we may winnow (the grain) as quickly as possible,’”’ 26. VII. 7927 (A.D. 136) ὡς [τ]άχιστά pot δηλώσατε, and P Giss I. 27) (ii/A.D.) (= Chrest. I. p. 29) καλῶς οὖν ποιήσεις, τειμιώτατε, τάχιστά μοι δηλώσας. Cf. also the formula τὴν ταχίστην in I Macc 1155. TAYWOS. For this adj. = ‘‘speedy’’ with the added idea of **sudden’”’ in 2 Pet 113, 21, Herwerden Zex. s.v. cites CIA IIT. 1344° ζωῆς kal καμάτου τέρμα δραμὼν ταχινόν.
Liddell-Scott-Jones — Greek-English Lexicon
τάχιστα (tachista) — quickest. τᾰχύς [ῠ], εῖα, ύ:
I. of motion, swift, fleet, opposed to βραδύς,
I.1. of persons and animals, either absolutely, [Refs 8th c.BC+]; or more fully, πόδας ταχύς [Refs]; ταχὺς ἔσκε θέειν [Refs 8th c.BC+]; θείειν τ. [Refs 8th c.BC+]; κύνες, ἔλαφος, πτώξ, ἵππος, [Refs 8th c.BC+]; τ. βαδιστής a quick walker, [Refs 5th c.BC+]; σφοδροὶ καὶ τ. [Refs 5th c.BC+]
I.2. of things, τ. πόδες [Refs 8th c.BC+]; τ. ἰός, ὀϊστοί, [Refs 8th c.BC+]; νῆες, τριήρεις, [Refs 5th c.BC+]
II. of thought and purpose, quick, hasty, φρονεῖν γὰρ οἱ ταχεῖς οὐκ ἀσφαλεῖς [Refs 5th c.BC+]infinitive, βλάπτειν τ. [Refs 5th c.BC+]; τὸ ταχύ speed, haste, [Refs 5th c.BC+]
II.2. of actions, events, etc., rapid, sudden, πήδημα [Refs 5th c.BC+]; ᾅδης, μόρος, [Refs 5th c.BC+]; short, τ. ἐλπίδες fleeting hopes, [Refs 5th c.BC+]; τ. διήγησις short, rapid, [Refs 4th c.BC+] __B adverb, __B.1 regular τᾰχέως, quickly, opposed to βραδέως, [Refs 8th c.BC+]:—rarely in sense perhaps [Refs 2nd c.BC+] __B.2 the adverb is also expressed by periphrastic, διὰ ταχέων in haste, [Refs 5th c.BC+] __B.3 neuter ταχύ as adverb, [Refs 5th c.BC+]; ἤδη ἤδη τ. τ. [Refs 3rd c.AD+]; ἄρτι ἄρτι τ. τ. [Refs 2nd c.AD+]; also τάχα (which see). __B.4 the adjective ταχύς is frequently construed with Verbs, where we should use the adverb, ταχέες δ᾽ ἱππῆες ἄγερθεν [Refs 8th c.BC+]; δεῦρ᾽ ἀφίξεται τ. [Refs 5th c.BC+] __C Degrees of Comparison: __C.I comparative: __C.I.1 the form τᾰχύτερος, α, ον, is used by [Refs 5th c.BC+]; also in [Refs 4th c.BC+], but not in good Attic dialect; ταχύτερον as adverb, [Refs 5th c.BC+] __C.I.2 the more usual form is θάσσων, neuter θᾶσσον, genitive ονος, Attic dialect θάττων, neuter θᾶττον, [Refs 8th c.BC+], etc.:—neuter as adverb, frequently in [Refs 8th c.BC+]; θᾶσσον ἂν.. κλύοιμι sooner, i.e. rather, would I hear, [Refs 5th c.BC+]; θᾶσσον also often stands for the Positive, [Refs 8th c.BC+]; οὐ θᾶσσον οἴσει; i.e. make haste and bring, [Refs 5th c.BC+]; θᾶττον νοήματος quicker than thought, [Refs 5th c.BC+]; with a conjunction, ὅτι θᾶσσον, like{ὅτι τάχιστα}, [Refs 3rd c.BC+]; ἐπειδὴ θᾶττον συνεσκότασεν as soon as.. , [Refs 5th c.BC+]; ἐὰν or ἢν θ. as soon as.. , [Refs 5th c.BC+]; ἂν θ. [Refs 4th c.BC+]; εἰ θ. [Refs 5th c.BC+]; ὡς θ. [Refs 2nd c.BC+]; θ. rarely = sooner than, before, ἐξήλαυνον μεσημβρίας οὐ πολλῷ τινι θ. [Refs 2nd c.AD+] __C.I.3 the form ταχίων [ῑ], neuter ιον, is frequently in late Prose, as [LXX+5th c.BC+]; but condemned by [Refs 2nd c.AD+]; τὴν ταχίονα τῆς τροφῆς παράθεσιν earlier, sooner, [Refs 2nd c.AD+] — adverb τάχιον earlier, πλέεται.. περὶ τὸν Σεπτέμβριον μῆνα.., οὐδὲν δὲ κωλύει κἂν τ. [Refs]; τ. τῆς ὑποσχέσεως sooner than they had promised, [Refs]; τ. τοῦ παραγγέλματος [Refs 1st c.AD+]; formerly, ἐπεσκεύασαν τὸ παρόχιον,.. τ. γενόμενον γυμνάσιον [Refs 2nd c.AD+]; compare above 2 near the end __C.II superlative: __C.II.1 the form ταχύτατος is rare, ταχύτατα ἅρματα [Refs 5th c.BC+]; ταχύτατα as adverb, [Refs 5th c.BC+]; but both passages have been corrected. __C.II.2 the usual form is τάχιστος, η, ον, used by [Refs 8th c.BC+] as adverb, most quickly, most speedily, ὅττι τάχιστα as soon as may be, as soon as possible, [Refs 8th c.BC+]; so ὅσον τ. [Refs 5th c.BC+]; ᾳ (probably) τ. [Refs 5th c.BC+]; ὅπως τ. [Refs 5th c.BC+]; ὡς τ. [Refs 5th c.BC+]: these are elliptically phrases, as may be seen from the following examples, ὡς δυνατόν ἐστι τάχιστα [Refs 5th c.BC+]; ᾗ δυνατὸν τ. [Refs]; ὡς or ᾗ ἠδύνατο τ. [Refs]; ὡς δύναιτο τ. [Refs 5th c.BC+]; ὡς or ᾗ ἂν δύνωμαι τ. [Refs 5th c.BC+] __C.II.2.b τάχιστα after Particles of Time, as soon as, ἐπεὶ (Ionic dialect ἐπεί τε) τάχιστα [Refs 5th c.BC+]; ἐπειδὴ τ. [Refs 5th c.BC+]; ἐπεὰν τ. [Refs 5th c.BC+]; ἐπὰν τ. [Refs 5th c.BC+]; ἐπειδὰν τ. [Refs]; ὅταν τ. [Refs]. separated by one or more words, ὡς ἡμέρη τ. ἐγεγόνεε [Refs 5th c.BC+]; ὡς γὰρ τ. εἰσῆλθον [Refs 4th c.BC+]; ὅπως τ. [Refs 4th c.BC+] —the same notion is sometimes expressed by the participle, ἀπαλλαγεὶς τάχιστα, ={ὡς ἀπηλλάγη τ}., [Refs 1st c.AD+] __C.II.3 frequently also in Prose, τὴν ταχίστην (in full, τὴν τ. ὁδόν [Refs 5th c.BC+] as adverb, by the quickest way, i.e. most quickly, [Refs 5th c.BC+] deñgti, Lett. diêgt, both = 'run quickly', Polish dążyć 'hurry'.)