Lexicon :: Strong's G1252 - diakrinō

διακρίνω; imperfect διέκρινον; 1 aorist διέκρινα; middle [present διακρίνομαι]; imperfect διεκρινόμην; 1 aorist διεκρίθην (in secular authors in a passive sense, to be separated; cf. Winers Grammar, § 39, 2; [Buttmann, 52 (45)]); in Greek writings from Homer down; in the Sept. chiefly for שָׁפַט, also for הֵדִין etc.
1. to separate, make a distinction, discriminate, [cf. διά, C. 4]: οὐδὲν διέκρινε μεταξὺ ἡμῶν τε καὶ αὐτῶν, Acts 15:9; μηδὲν διακρίναντα, making no difference, namely, between Jews and Gentiles, Acts 11:12 L T Tr WH; like the Latin distinguo, used emphatically: to distinguish or separate a person or thing from the rest, in effect equivalent to to prefer, yield to him the preference or honor: τινά, 1 Corinthians 4:7 [cf. Winer's Grammar, 452 (421)]; τὸ σῶμα (τοῦ κυρίου), 1 Corinthians 11:29.
2. to learn by discrimination, to try, decide: Matthew 16:3 [T brackets WH reject the passage]; 1 Corinthians 14:29; ἑαυτόν, 1 Corinthians 11:31; to determine, give judgment, decide a dispute: 1 Corinthians 6:5.
Passive and middle to be parted, to separate oneself from;
1. to withdraw from one, desert him (Thucydides 1, 105; 3, 9); of heretics withdrawing from the society of true Christians (Sozom. 7, 2 [p. 705, Vales. edition] ἐκ τούτου οἱ μὲν διακριθέντες ἰδίᾳ ἐκκλησίαζον): Jude 1:22 according to the (preferable) reading of L T Tr text ἐλέγχετε διακρινομένους, those who separate themselves from you, i. e. who apostatize; instead of the Rec. ἐλεεῖτε διακρινόμενοι, which is to be rendered, making for yourselves a selection; cf. Huther at the passage; [others though adopting the reading preferred above, refer διακρ. to the following head and translate it while they dispute with you; but WH (see their Appendix) Tr marginal reading follow manuscripts א B and a few other authorities in reading ἐλεᾶτε διακρινομένους, according to which διακρ. is probably to be referred to signification 3: R. V. text "on some have mercy, who are in doubt"].
2. to separate oneself in a hostile spirit, to oppose, strive with, dispute, contend: with the dative of person Jude 1:9 (Polybius 2, 22, 11 [cf. Winers Grammar, § 31, 1 g.; Buttmann, 177 (154)]; πρός τινα, Acts 11:2 (Herodotus 9, 58).
3. in a sense not found in secular authors, to be at variance with oneself, hesitate, doubt: Matthew 21:21; Romans 14:23; James 1:6; ἐν τῇ καρδία αὐτοῦ, Mark 11:23; ἐν ἑαυτῷ [i. e., -τοῖς], James 2:4 [others refer this to 1: do ye not make distinctions among yourselves]; μηδὲν διακρινόμενος, nothing doubting, i. e. wholly free from doubt, James 1:6; without any hesitation as to whether it be lawful or not, Acts 10:20 and according to R G in Acts 11:12; οὐ διεκρίθη τῇ ἀπιστίᾳ, he did not hesitate through lack of faith, Romans 4:20.

BLB Scripture Index of Thayer's