Lexicon :: Strong's G2579 - kan

κἄν (Griesbach κἄν; see κἀγώ, at the beginning), by crusts for καί ἐάν (cf. Winers Grammar, § 5, 3; Buttmann, p. 10; Tdf Proleg., p. 97; WH's Appendix, p. 145{b}); hence joined with the subjunctive;
1. and if: Matthew 10:23 G L; Mark 16:18; (Luke 12:38 (bis) T Tr text WH; John 8:55 L T Tr WH; 1 Corinthians 13:2{a} L WH, 2^b Tr text WH, 3^a L Tr WH, 3^b L WH); James 5:15; by aposiopesis with the suppression of the apodosis, κἄν μέν ποιήσῃ καρπόν, namely, εὖ ἔχει it is well (or some such phrase), Luke 13:9; cf. Winers Grammar, 600 (558); (Buttmann, § 151, 26).
2. also or even if;
a. if only, at least, in abridged discourse: κἄν τόν ἱματίων αὐτοῦ, namely, ἅψωμαι, Mark 5:28; also ἵνα (namely, ἅψωνται αὐτοῦ) κἄν τοῦ κρασπέδου... ἅψωνται, Mark 6:56: ἵνα ἐρχομένου Πέτρου (namely, τί αὐτοῦ ἐπισκιάσῃ αὐτῶν) κἄν ἡ σκιά etc. Acts 5:15; κἄν ὡς ἄφρονα namely, δεξησθε με, 2 Corinthians 11:16; (Wis. 14:4 Wis. 15:2). Cf. Buttmann, § 149, 6; (Winers Grammar, 584 (543); Green, Gram. of the N. T., p. 230; Klotz ad Devar. ii. 1, p. 139f; Liddell and Scott, under the word; Sophocles Lexicon, under the word).
b. even if: Matthew 21:21; Matthew 26:35; John 8:14; John 10:38; (John 11:25); Hebrews 12:20.

BLB Scripture Index of Thayer's