1. properly, to show, i. e. expose to the eyes: τίνι τί, Matthew 4:8; Luke 4:5; Luke 20:24 (for Rec. ἐπιδείξατέ); (R G L, but T omits; Tr brackets WH reject the verse); Mark 14:15; John 20:20; Acts 7:3; ὁδόν τίνι, metaphorically, in which one ought to go, i. e. to teach one what he ought to do, 1 Corinthians 12:31; κατά τόν τύπον τόν δειχθέντα σοι, Hebrews 8:5; ἑαυτόν δεικνύναι τίνι to expose oneself to the view of one, Matthew 8:4; Mark 1:44; Luke 5:14; δεῖξον ἡμῖν τόν πατέρα render the Father visible to us, John 14:8f; of things presented to one in a vision: τίνι τί, Revelation 17:1; Revelation 21:9; Revelation 22:1, 8; δεῖξαι τίνι, ἅ δεῖ γενέσθαι, Revelation 1:1; Revelation 4:1; Revelation 22:6. to show, equivalent to to bring to pass, produce what can be seen (German sehenlassen); of miracles performed in presence of others to be seen by them: σημεῖον, John 2:18, (Baruch 6 (i. e., epistle of Jeremiah) 66; σῆμα, Homer, Odyssey 3, 174; Iliad 13, 244); ἔργα ἐκ τίνος, works done by the aid of one, John 10:32; τήν ἐπιφάνειαν Ἰησοῦ Χριστοῦ, spoken of God, as the author of Christ's visible return, 1 Timothy 6:15; ἔργα δεικνύειν is used differently in John 5:20, to show works to one for him to do.

2. metaphorically,

a. with the accusative of the thing, to give the evidence or proof of a thing: πίστιν, James 2:18; τί ἐκ τίνος, as τήν πίστιν ἐκ τῶν ἔργων, ibid.; τά ἔργα ἐκ τῆς καλῆς ἀναστροφῆς, James 3:13.

b. to show by words, to teach: followed by ὅτι, Matthew 16:21 (διδάσκειν in Mark 8:31 for δεικνύειν); followed by an infinitive Acts 10:28. (Compare: ἀναδείκνυμι, ἀποδείκνυμι, ἐνδείκνυμι, ἐπιδείκνυμι, ὑποδείκνυμι.)