G1492: εἴδω (eídō)

Quick Definition

οἶδα v. I know, remember

Strong's Definition

a primary verb; used only in certain past tenses, the others being borrowed from the equivalent 3700 and 3708; properly, to see (literally or figuratively); by implication, (in the perfect tense only) to know

KJV Usage: be aware, behold, X can (+ not tell), consider, (have) know(-ledge), look (on), perceive, see, be sure, tell, understand, wish, wot. Compare 3700

UBS Dictionary of the Greek New Testament

οἶδα (G1492)

verb | pf. with pres. meaning (may be 2pl.ind. or impv.) ἴστε · ind.3pl. οἴδασι, ἴσασι · subj. εἰδῶ · inf. εἰδέναι · masc.ptc. εἰδώς · fem.ptc. εἰδυῖα · plpf. ᾔδειν · fut. εἰδήσω | σύνοιδα

28.1 · Know · Know

to know, to know about, to have knowledge of, to be acquainted with, acquaintance to possess information about

MAT 6:8 · MAT 6:32 · MAT 9:6 · MAT 15:12 · MAT 20:25 · MAT 21:27 · MAT 22:16 · MAT 24:36 · MAT 24:42 · MAT 24:43 · MAT 25:12 · MAT 25:13 · MAT 25:26 · MAT 26:2 · MAT 26:72 · MAT 26:74 · MAT 27:18 · MAT 28:5 · MRK 1:24 · MRK 1:34 · MRK 2:10 · MRK 5:33 · MRK 6:20 · MRK 9:6 · MRK 10:19 · MRK 10:42 · MRK 11:33 · MRK 12:14 · MRK 12:15 · MRK 13:32 · MRK 13:33 · MRK 13:35 · MRK 14:40 · MRK 14:68 · MRK 14:71 · LUK 2:49 · LUK 4:34 · LUK 4:41 · LUK 5:24 · LUK 6:8 · LUK 8:53 · LUK 9:47 · LUK 11:44 · LUK 12:30 · LUK 12:39 · LUK 13:25 · LUK 13:27 · LUK 18:20 · LUK 19:22 · LUK 20:7 · LUK 20:21 · LUK 22:34 · LUK 22:57 · LUK 22:60 · JHN 1:26 · JHN 1:31 · JHN 1:33 · JHN 2:9 · JHN 2:9 · JHN 3:2 · JHN 3:8 · JHN 3:11 · JHN 4:10 · JHN 4:22 · JHN 4:22 · JHN 4:25 · JHN 4:32 · JHN 5:13 · JHN 5:32 · JHN 6:6 · JHN 6:42 · JHN 6:61 · JHN 6:64 · JHN 7:15 · JHN 7:27 · JHN 7:28 · JHN 7:28 · JHN 7:28 · JHN 7:29 · JHN 8:14 · JHN 8:14 · JHN 8:19 · JHN 8:19 · JHN 8:19 · JHN 8:37 · JHN 8:55 · JHN 8:55 · JHN 8:55 · JHN 9:12 · JHN 9:20 · JHN 9:21 · JHN 9:21 · JHN 9:24 · JHN 9:25 · JHN 9:25 · JHN 9:29 · JHN 9:29 · JHN 9:30 · JHN 9:31 · JHN 10:4 · JHN 10:5 · JHN 11:22 · JHN 11:42 · JHN 12:35 · JHN 12:50 · JHN 13:1 · JHN 13:3 · JHN 13:11 · JHN 13:17 · JHN 13:18 · JHN 14:4 · JHN 14:5 · JHN 14:5 · JHN 15:15 · JHN 15:21 · JHN 16:30 · JHN 16:30 · JHN 18:2 · JHN 18:4 · JHN 18:21 · JHN 19:10 · JHN 19:35 · JHN 20:2 · JHN 20:13 · JHN 20:14 · JHN 21:4 · JHN 21:12 · JHN 21:15 · JHN 21:16 · JHN 21:17 · JHN 21:24 · ACT 2:22 · ACT 2:30 · ACT 3:16 · ACT 3:17 · ACT 5:7 · ACT 7:18 · ACT 7:40 · ACT 10:37 · ACT 12:9 · ACT 12:11 · ACT 16:3 · ACT 20:22 · ACT 20:25 · ACT 20:29 · ACT 23:5 · ACT 26:4 · ACT 26:27 · ROM 2:2 · ROM 3:19 · ROM 5:3 · ROM 6:9 · ROM 6:16 · ROM 7:7 · ROM 7:14 · ROM 7:18 · ROM 8:22 · ROM 8:26 · ROM 8:27 · ROM 8:28 · ROM 11:2 · ROM 13:11 · ROM 15:29 · 1CO 2:2 · 1CO 2:11 · 1CO 2:12 · 1CO 3:16 · 1CO 5:6 · 1CO 6:2 · 1CO 6:3 · 1CO 6:9 · 1CO 6:15 · 1CO 6:16 · 1CO 6:19 · 1CO 7:16 · 1CO 7:16 · 1CO 8:1 · 1CO 8:4 · 1CO 9:13 · 1CO 9:24 · 1CO 11:3 · 1CO 12:2 · 1CO 13:2 · 1CO 16:15 · 2CO 1:7 · 2CO 4:14 · 2CO 5:1 · 2CO 5:6 · 2CO 5:11 · 2CO 5:16 · 2CO 9:2 · 2CO 11:11 · 2CO 11:31 · 2CO 12:2 · 2CO 12:2 · 2CO 12:2 · 2CO 12:2 · 2CO 12:3 · 2CO 12:3 · 2CO 12:3 · GAL 2:16 · GAL 4:8 · GAL 4:13 · EPH 5:5 · EPH 6:8 · EPH 6:9 · EPH 6:21 · PHP 1:16 · PHP 1:19 · PHP 1:25 · PHP 4:15 · COL 2:1 · COL 3:24 · COL 4:1 · 1TH 1:4 · 1TH 1:5 · 1TH 4:2 · 1TH 4:5 · 2TH 1:8 · 2TI 1:12 · 2TI 1:15 · 2TI 2:23 · 2TI 3:14 · 2TI 3:15 · TIT 1:16 · TIT 3:11 · PHM 1:21 · HEB 8:11 · JAS 3:1 · JAS 4:4 · JAS 4:17 · 1PE 1:18 · 2PE 1:12 · 1JN 2:11 · 1JN 2:20 · 1JN 2:21 · 1JN 2:21 · 1JN 2:29 · 1JN 3:2 · 1JN 3:5 · 1JN 3:14 · 1JN 3:15 · 1JN 5:13 · 1JN 5:15 · 1JN 5:18 · 1JN 5:19 · 1JN 5:20 · 3JN 1:12 · REV 2:9 · REV 2:13 · REV 2:17 · REV 2:19 · REV 3:1 · REV 3:8 · REV 3:15 · REV 7:14

28.7 · Know · Know

to know how to to have the knowledge as to how to perform a particular activity or to accomplish some goal

MAT 7:11 · MAT 27:65 · LUK 11:13 · LUK 12:56 · PHP 4:12 · PHP 4:12 · COL 4:6 · 1TH 4:4 · 2TH 3:7 · 1TI 3:5 · 1TI 3:15 · 2PE 2:9

32.4 · Understand · Understand

to understand, to comprehend to comprehend the meaning of something, with focus upon the resulting knowledge

MAT 12:25 · MAT 20:22 · MAT 22:29 · MAT 26:70 · MRK 4:13 · MRK 4:27 · MRK 10:38 · MRK 12:24 · LUK 9:33 · LUK 11:17 · LUK 23:34 · JHN 4:22 · JHN 4:22 · JHN 4:42 · JHN 11:24 · JHN 11:49 · JHN 13:7 · JHN 13:17 · JHN 16:18 · JHN 19:28 · JHN 20:9 · ACT 12:9 · ACT 12:11 · ACT 19:32 · ACT 24:22 · ROM 14:14 · 1CO 2:11 · 1CO 2:12 · 1CO 11:3 · 1CO 14:11 · 1CO 14:16 · 1CO 15:58 · EPH 1:18 · 1TH 2:1 · 1TH 2:2 · 1TH 2:5 · 1TH 2:11 · 1TH 3:3 · 1TH 3:4 · 1TH 5:2 · 2TH 2:6 · 1TI 1:8 · 2TI 2:23 · 2TI 3:15 · HEB 10:30 · HEB 12:17 · JAS 1:19 · JAS 4:4 · 1PE 5:9 · 2PE 1:14 · 1JN 2:21 · 1JN 5:15 · JUD 1:5 · JUD 1:10 · REV 2:2 · REV 3:17 · REV 12:12

29.6 · Memory and Recall · Recalling from Memory

to remember, to recall, to recollect to be able to recall from memory

1CO 1:16 · 1TI 1:9 · 2TI 3:14 · REV 19:12

87.12 · Status · Honor or Respect in Relation to Status

to honor, to show honor to, to respect to acknowledge the high status of a person or event

1TH 4:5 · 1TH 5:12 · 2TH 1:8

UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.

Abbott-Smith Greek Lexicon

οἶδα, (from same root as εἶδον, q.v.),

[in LXX chiefly for ידע;] pf. with pres. meaning (plpf. as impf.; on irregular tense-forms, v. App.),

to have seen or perceived, hence, to know, have knowledge of: c. acc. rei, Mt 25:13, Mk 10:19, Jo 10:4, Ro 7:7, al.; c. acc. pers., Mt 26:72, Jo 1:31, Ac 3:16, al.; τ. θεόν, I Th 4:5, Tit 1:16, al.; c. acc. et inf., Lk 4:41, al.; seq. ὅτι, Mt 9:6, Lk 20:21, Jo 3:2, Ro 2:2 11:2, al.; seq. quaest. indir., Mt 26:70, Jo 9:21, Eph 1:18, al.; c. inf., to know how (cl.), Mt 7:11, Lk 11:13, Phl 4:12, I Th 4:4, al.; in unique sense of respect, appreciate: I Th 5:12 (but v. also ICC on I Th 4:4).

SYN.: v.s. γινώσκω.

Moulton & Milligan — Vocabulary of the Greek NT

οἶδα καὶ τὰς προστιμή[σεις τῶν] ὀθονίων ἕως τοῦ ν (ἔτους), ““ἀπᾷ they remit to the overseers of the temples and the chief priests and priests the arrears on account of both the tax for overseers and the values of woven cloths up to the soth year”’ (Edd.): see the editors’ note ad 7. and P Rey L}xxxvii-cvii with the note on p. 175, also OG/ZS go! (Rosetta stone— B.C. 196) τῶν τ᾽ εἰς TO βασιλικὸν συντελουμένων ἐν τοῖς ἱεροῖς βυσσίνων ὀθονίων ἀπέλυσεν τὰ δύο μέρη, {0.25 τὰς τιμὰς τῶν μὴ συντετελεσμένων εἰς τὸ βασιλικὸν βυσσίνων ὀθ[ονίων. On the manufacture of ὀθόνιον (Suid. λεπτὸν ὕφασμα) see Otto Préester i. p. 300f., and cf. the Zeno letter PSI VI. 599 (iii/B.c.), where mention is made of 3 slaves and 1 woman as engaged on the manufacture of each ὀθόνιον. The word ὀθονιοπώλης,, ‘“a linen-seller,”’ is restored by Wilcken in P Leid 13 (B.c. 99) (=I. p. 52); for ὀθονιακός, ‘a linen-merchant,” see P Oxy VI. 933% (late li/A.D.). With the use of ὀθόνιον in Jn 1949 cf. P Par 538 604(= ὄ)νιον ἐγκοιμήτριν (= -τον), ε0..5 ἔδωκα Δημητρίῳ ὀθόνια B, and P Giss I. 6811 (ii/A.D.) ὀθόνια εὔωνα, fine linen-wrappings fora mummy. Other exx. of the word are P Hib I. 671°(B.c. 228) eis τιμὰ]ς ὀθονίων τῶν [συντελ]ουμένwy εἰς τὸ [βα]στιλικ]όν, P Eleph 274.8 (iii/p.c.) βυσσίνων ὀθονίων, P Petr I. 30(1)% (mid. iii/B.c.) (= Witkowski?, p- 5) where τὰ ὀθόνια is translated by the editor ‘ sail-cloth ” (cf. Ac τοῦ, 11°, and Polyb. v. 89. 2), and the early Christian letter P Amh 1. 3(α) 1: 5. (a.p. 250-285) ὠνησάμενο[ι] τὰ ὀθόνια. In P Grenf I. 38" (ii/i 5.0.) ὀθόνιον κατέρηξεν, ὁ. = “outward garment,” ‘‘cloak”: cf. P Par 598 (B.c. 160) (= Witkowski*, p. 75) πέπρακα τὸ ὀθόνιον (δραχμῶν) Φ καὶ τὸ εἱμάτιον (δραχμῶν) TH, and a list of clothes classified as ἱμάτια and ὀθόνια in P Oxy XIV. 1741 (early iv/a.p.). See also P Strass II. 9178 (B.c. 87?) ἀφείλοντο τὰ βύσσινα ὀθόνια τῶν θεῶν kal ἃ εἶχεν ἱμάτια, and for the dim. ὀθονίδιον see P Oxy XIV. τόγ95 (iii/A.p.) τὰ κρόκινα ὀθονείδια τῆς θυγατρός σου, ‘the saffron clothes of your daughter ” (Edd.). The word itself is of Semitic origin: Lewy Fremdworter, p. 124f., Thumb Hedlentsmus, p. 111.

Liddell-Scott-Jones — Greek-English Lexicon

εἴδω (eidō) — to perceive: understand. εἴδω, no active present in use, ὁράω being used:—middle, see.below [Refs 4th c.BC+]: aorist 2 εἶδον always in sense of see (so in present and aorist 1 middle, to be seen, i.e. seem): but perfect οἶδα, in present sense, know. (With ἔ-ϝιδον, compare (ϝ) είδομαι, (ϝ) εῖδος, Latin videre; with (ϝ) οῖδα, cf. Sanskrit véda, Gothic wait, O[Refs 5th c.BC+] wát 'know'.) __A aorist 2 εἶδον (late εἶδα [Refs 5th c.AD+]aorist to ὁράω, Epic dialect ἴδον, iterative ἴδεσκε [Refs 8th c.BC+], late Aeolic dialect εὔιδον [Refs]; imperative ἴδε (in Attic dialect written as adverb ἰδέ, behold! Hdn.Gr.2.23), ἴδετ; subjunctive ἴδω, Epic dialect ἴδωμι [Refs 8th c.BC+]; optative ἴδοιμ; infinitive ἰδεῖν, Epic dialect ἰδέει; participle ἰδών: hence, future ἰδησῶ [Refs 3rd c.BC+] —middle, aorist 2 εἰδόμην, Epic dialect ἰδόμην, in same sense, poetry, Ionic dialect, and later Prose (with genitive, [Refs 4th c.BC+]; imperative ἰδοῦ (frequently written as adverb ἰδού, ={ἰδέ}); subjunctive ἴδωμα; optative ἰδοίμη; infinitive ἰδέσθα; participle ἰδόμενος [Refs 5th c.BC+]

1. see, perceive, behold, ὀφθαλμοῖσι or ἐν ὀφθαλμοῖσι ἰδέσθαι see before the eyes, [Refs 8th c.BC+]; ἄγε, πειρήσομαι ἠδὲ ἴδωμαι well, I will try and see, [Refs 8th c.BC+]; mark, observe, [Refs 8th c.BC+]: frequently in infinitive after substantive or adjective, θαῦμα ἰδέσθαι a marvel to behold, [Refs 8th c.BC+]

1. b see a person, i.e. meet him, speak with him, [Refs 5th c.BC+]

1. c see, i.e. experience, νόστιμον ἦμαρ ἰδέσθαι [Refs 8th c.BC+]; ἀλόχου κουριδίης.. οὔ τι χάριν ἴδε he saw (i.e. enjoyed) not the favour of his wedded wife, [Refs 8th c.BC+]

2. look, ἰδεῖν ἐς.. look at or towards, [Refs]; πρός.. [Refs 8th c.BC+]; εἰς ὦπα ἰδέσθαι look him in the face, [Refs 8th c.BC+] adverb or adjective, ὑπόδρα ἰδών looking askance, [Refs 8th c.BC+]; ἀχρεῖον ἰδών looking helpless, [Refs]; κέρδος ἰδεῖν look to gain, [Refs 4th c.BC+]

3. see mentally, perceive, ἰδέσθαι ἐν φρεσίν 'to see in his mind's eye', [Refs 8th c.BC+]

3. b examine, investigate, [Refs]; consider, ἴδωμεν τί λέγομεν [Refs]

II. middle, present εἴδομαι, Epic dialect ἐείδεται [Refs 3rd c.BC+], participle ἐειδόμενος [Refs 5th c.BC+]aorist εἰσάμην, Epic dialect participle ἐεισάμενος [Refs 8th c.BC+]:—only Epic dialect and Lyric poetry, to be seen, appear, εἴδεται ἄστρα they are visible, appear,[Refs 8th c.BC+]; perhaps also οὔ πῃ χροὸς εἴσατο none of the skin was visible, [Refs 8th c.BC+]

II.2. with infinitive, appear or seem to be, τὸ δέ τοι κὴρ εἴδεται εἶναι [Refs 8th c.BC+]: with infinitive omitted, οἱ τό γε κέρδιον εἴσατο θυμῷ [Refs 8th c.BC+]; also, look like or make a show of.., εἴσατ᾽ ἴμεν ἐς Λῆμνον he made a show of going to Lemnos, [Refs 8th c.BC+]; εἴσατο δ᾽ ὡς ὅτε ῥινόν it had the look as of a shield, [Refs]

II.3. strictly middle, with dative, εἴσατο φθογγὴν Πολίτῃ she made herself like Polites in voice, [Refs 8th c.BC+]: especially in participle, like, εἰδομένη κήρυκι [Refs 8th c.BC+] __B perfect, οἶδα I know, used as present: pluperfect ᾔδεα (see. below), I knew, used as imperfect:—perfect οἶδα, Aeolic dialect ὄϊδα [Refs 7th c.BC+]; 2nd pers. singular οἶδας once in [Refs 8th c.BC+]; οἶσθα elsewhere in [Refs 8th c.BC+], Attic dialect, etc.; in Comedy texts also sometimes οἶσθας [Refs 5th c.BC+]; plural, ἴσμεν, Epic dialect, Aeolic dialect, and Doric dialect ἴδμεν, also Ionic dialect, [Refs 5th c.BC+]; ἴστε, ἴσασι [ῐς- [Refs 8th c.BC+]; οἴδαμεν [Refs 5th c.BC+] were formed Doric dialect 1st pers. singular ἴσᾱμι [Refs 5th c.BC+]; 3rd.pers. singular ἴσατι [Refs]; 1st pers. plural ἴσᾰμεν [Refs 5th c.BC+]; Cretan dialect 3rd.pers. plural subjunctive ἴθθαντι [Refs]; infinitive ϝισάμην[Refs]; participle ἴσας [Refs 5th c.BC+]subjunctive εἰδῶ (εἰδέω, ἰδέω, [Refs 8th c.BC+], Ionic dialect 3rd.pers. plural εἰδέωσι [Refs 5th c.BC+]; Epic dialect also εἴδω [Refs 8th c.BC+], 1st pers. plural εἰδεῖμεν [Refs 5th c.BC+]: infinitive εἰδέναι, Epic dialect ἴδμεναι, ἴδμεν, also ἰδέμεν [Refs 5th c.BC+]: participle εἰδώς, εἰδυῖα, Epic dialect also ἰδυῖα, Elean ϝειζώς [Refs]:—pluperfect ᾔδεα [Refs 8th c.BC+], contraction ᾔδη [Refs 8th c.BC+] frequently in codices, [Refs 8th c.BC+] (also later Attic dialect, accusative to [Refs 5th c.BC+] (variant -εις, - ει), [Refs 8th c.BC+]; Attic dialect also 1st pers. singular ᾔδειν [Refs 4th c.BC+], 2nd pers. singular ᾔδεις [Refs 5th c.BC+], Ionic dialect ᾐδέατε [LXX+6th c.BC+]; late Epic dialect ᾔδειν, ἠείδειν, [Refs 5th c.BC+]; Epic dialect 3rd.pers. plural ἴσαν [Refs 8th c.BC+]:—future, in this sense, εἴσομαι [Refs 8th c.BC+]; infinitive εἰδησέμεν [Refs 8th c.BC+] —The aorist and perfect are usually supplied by γιγνώσκ; aorist 1 infinitive εἰδῆσαι is found in [Refs 5th c.BC+]; 3rd.pers. plural subjunctive εἰδήσωσιν Herzog Koische Forschungen No.[Refs 2nd c.BC+]:—know, have knowledge of, be acquainted with, [Refs 8th c.BC+]; νοήματα, μήδεα οἶδε, [Refs 8th c.BC+]; πρῶτος ὧν ἡμεῖς ἴδμεν the first we know of, [Refs 5th c.BC+] know well, be assured of this, [Refs 8th c.BC+] adjective, to express character or disposition, ἄγρια οἶδε has fierceness in his heart, [Refs 8th c.BC+]; ἀθεμίστια ᾔδη had law lessness in his heart, [Refs 8th c.BC+]; εἴ μοι ἤπια εἰδείη if he were kindly disposed towards me, [Refs 8th c.BC+]: with genitive, ὃς σάφα θυμῷ εἰδείη τεράων [Refs 8th c.BC+]; τόξων ἐῢ εἰδώς cunning with the bow,[Refs 8th c.BC+]; χάριν εἰδέναι τινί acknowledge a debt to another, thank him,[Refs 5th c.BC+] be Zeus my witness, [Refs 8th c.BC+]; Boeotian dialect ἴττω Ἡρακλῆς etc., [Refs 5th c.BC+]participle εἰδώς, absolutely, one who knows, one acquainted with the fact, ἰδυίῃ πάντ᾽ ἀγορεύω [Refs 8th c.BC+]; also ἰδυίῃσι πραπίδεσσι with knowing mind, [Refs 8th c.BC+] __B.2 with infinitive, know how to do, οἶδ᾽ ἐπὶ δεξιά, οἶδ᾽ ἐπ᾽ ἀριστερὰ νωμῆσαι βῶν [Refs 5th c.BC+]; also, to be in a condition, be able, have the power, [Refs 5th c.BC+]; of drugs, ὅσα λεπτύνειν οἶδε [Refs 2nd c.AD+]; of a festival, οἶδε ἐκπέμπουσα δάκνειν Chor.p.124 [Refs 5th c.BC+]; learn, ἵν᾽ εἰδῇ μὴ 'πὶ τοῖς ἐμοῖς κακοῖς ὑψηλὸς εἶναι [Refs 5th c.BC+] __B.3 with participle, to know that such and such is the fact, the participle being in nominative when it is a predicate of the Subject of the Verb, ἴσθι μοι δώσων know that thou wilt give, [Refs 5th c.BC+]: in accusative when it is predicate of the Object, τοὺς φιλτάτους γὰρ οἶδα νῷν ὄντας πικρούς [Refs 5th c.BC+]participle omitted, γῆν αὐτὰ οἶδεν ἀμφότερα (i.e. ὄντα) [Refs 4th c.AD+] __B.4 less frequently c.accusative et infinitive, πλήθους.. ἂν σάφ᾽ ἴσθ᾽ ἕκατι βάρβαρον ναυσὶν κρατῆσαι [Refs 5th c.BC+] __B.5 with accusative followed by ὡς, ὅτι, etc., οἶδα κἀμαυτὴν ὅτι ἀλγῶ [Refs 5th c.BC+] __B.6 οὐκ οἶδ᾽ εἰ.. I know not whether, to express disbelief or doubt, sometimes with ἄν transposed, οὐκ οἶδ᾽ ἂν εἰ πείσαιμί σε [Refs 5th c.BC+] perhaps no other, [Refs 5th c.BC+] __B.7 in similar ellipses with other Conjunctions, οὐκ οἶδ᾽ ὅπως I know not how, [Refs 5th c.BC+] __B.8 οἶδα, ἴσθι are frequently parenthetic, οἶδ᾽ ἐγώ [Refs 5th c.BC+]; also οἶδ᾽ ὅτι, οἶσθ᾽ ὅτι, ἴσθ᾽ ὅτι, πάρειμι δ᾽ ἄκων οὐχ ἑκοῦσιν, οἶδ᾽ ὅτι (i.e. πάρειμι) I know it well, [Refs 5th c.BC+]; οἶδ᾽ ὅτι, frequently in [Refs 5th c.BC+] —οἶσθ᾽ ὅ, οἶσθ᾽ ὡς, with _imperative_, are common in Trag. and Comedy texts, οἶσθ᾽ οὖν ὃ δρᾶσον; do—thou know'st what, i.e. make haste and do, [Refs 5th c.BC+]; οἶσθ᾽ ὡς πόησο; [Refs 5th c.BC+]; also οἶσθ᾽.. ὡς νῦν μὴ σφαλῇ; [Refs]; οἶσθα νῦν ἅ μοι γενέσθ; [Refs 5th c.BC+]future, οἶσθ᾽ οὖν ὃ δράσεις (nisileg. δρᾶσον); [Refs]

εἴδω (eidō) — to perceive: see. εἴδω, no active present in use, ὁράω being used:—middle, see.below [Refs 4th c.BC+]: aorist 2 εἶδον always in sense of see (so in present and aorist 1 middle, to be seen, i.e. seem): but perfect οἶδα, in present sense, know. (With ἔ-ϝιδον, compare (ϝ) είδομαι, (ϝ) εῖδος, Latin videre; with (ϝ) οῖδα, cf. Sanskrit véda, Gothic wait, O[Refs 5th c.BC+] wát 'know'.) __A aorist 2 εἶδον (late εἶδα [Refs 5th c.AD+]aorist to ὁράω, Epic dialect ἴδον, iterative ἴδεσκε [Refs 8th c.BC+], late Aeolic dialect εὔιδον [Refs]; imperative ἴδε (in Attic dialect written as adverb ἰδέ, behold! Hdn.Gr.2.23), ἴδετ; subjunctive ἴδω, Epic dialect ἴδωμι [Refs 8th c.BC+]; optative ἴδοιμ; infinitive ἰδεῖν, Epic dialect ἰδέει; participle ἰδών: hence, future ἰδησῶ [Refs 3rd c.BC+] —middle, aorist 2 εἰδόμην, Epic dialect ἰδόμην, in same sense, poetry, Ionic dialect, and later Prose (with genitive, [Refs 4th c.BC+]; imperative ἰδοῦ (frequently written as adverb ἰδού, ={ἰδέ}); subjunctive ἴδωμα; optative ἰδοίμη; infinitive ἰδέσθα; participle ἰδόμενος [Refs 5th c.BC+]