Lexical Definition

‎δεικνύω‎ deiknýō (dike-noo'-o) to show ^G:V
a prolonged form of an obsolete primary of the same meaning

shew.

• to show (literally or figuratively)

Abbott-Smith

δείκνυμι, δεικνύω (v. Bl., § 23, 1; Veitch, s.v.), [in LXX chiefly for רָאָה hi. ;]
to show, c. acc rei (pers.), dat. pers.;
(a) to show, exhibit: Mt 4:8 8:4, Mk 1:44 14:15, Lk 4:5 5:14 20:24 22:12 24:40, Jo 2:18 5:20 10:32 20:20, Ac 7:3 (LXX), I Ti 6:15, Re 17:1 21:9, 10 22:1, 8, pass., He 8:5 (LXX);
(b) to make known: Mt 16:21, Jo 14:8, 9, Ac 10:28, I Co 12:31, Re 1:1 4:1 22:6;
(c) to prove: Ja 2:18 3:13.†

Abbott-Smith References

Liddell-Scott-Jones

δεικνύω

(also δεικνύω [Refs 8th c.BC+]; Ionic dialect δέκνυμι [Refs 5th c.BC+]; Cretan dialect δίκνυμι (προ-) [Refs]; 3rd.pers. singular δείκνυ [Refs 8th c.BC+]; imperative δείκνυε[Refs 5th c.BC+], 3rd.pers. singular δεικνύτω [Refs 5th c.BC+]: imperfect 3rd.pers. plural ἐδείκνυσαν [Refs 5th c.BC+], also -υον [Refs 5th c.BC+]; 3rd.pers. singular δείκνυεν [Refs 5th c.BC+]: future δείξω [Refs 8th c.BC+], Ionic dialect δέξω [Refs 5th c.BC+]aorist 1 ἔδειξα, Epic dialect δεῖξα [Refs 8th c.BC+], Ionic dialect ἔδεξα [Refs 5th c.BC+]: perfect δέδειχα [Refs 4th c.BC+] —middle, with perfect passive, for Epic dialect forms δεικνύμενος, δείδεκτο, δειδέχαται, δειδέχατο, see at {δειδίσκομαι}:—passive, future δειχθήσομαι [Refs 5th c.BC+]: aorist ἐδείχθην [Refs 5th c.BC+]: perfect δέδειγμαι [Refs 5th c.BC+], Ionic dialect δέδεκται [Refs 5th c.BC+]:—bring to light, show forth, [θεὸς] ἡμῖν δεῖξε [τέρας] [Refs 8th c.BC+]; τὸν κτανόντα[Refs 5th c.BC+]; of artists, portray, represent, [Refs 2nd c.AD+]; cause, δυσθέατα πήματα ἐδείξατ᾽ [Refs 4th c.BC+]; render so and so, τυφλοὺς τοὺς ἐμβλέποντας δεικνύει [Refs 4th c.BC+] —middle, δείκνυμαι set before one, ἄεθλα [Refs 8th c.BC+]

__2 show, point out, δ. Ἀλέξανδρον Μενελάῳ [Refs 8th c.BC+]; δέσμιον.. ἔδειξ᾽ Ἀχαιοῖς (i.e. αὐτόν) [Refs 5th c.BC+]; αὐτὸ δ. experiment will show, [Refs 5th c.BC+]; δείξει δὴ τάχα alone, time will show, [Refs 5th c.BC+]; δ. εἴς τινα point towards, [Refs 5th c.BC+]:—middle, δείξατο δ᾽ εἰς Κρονίωνα [Refs]
__3 show, make known, especially by words, explain, ὁδόν [Refs 8th c.BC+]
__4 show, prove, with participle, ποῦ γὰρ ὢν δείξω φίλο; [Refs 5th c.BC+] it is clear or proven, [Refs 5th c.BC+]
__5 of accusers, inform against, τινά [δεικνύω). ">Refs 5th c.BC+]
__6 display, exhibit, ἀγλαΐαν [Refs 5th c.BC+]; ἀρετήν, προθυμίαν, [Refs 5th c.BC+]
__7 offer, proffer, καὶ τὰ πίστ᾽ ἐδειξάτην [Refs 4th c.BC+]. (Cf. Latin dīco, Gothic gateihan 'announce', OHG. zeigōn 'show'.)