Quick Definition
δικαστής, οῦ, ὁ n.m. a judge
Strong's Definition
a judger
Derivation: from a derivative of G1349 (δίκη);
KJV Usage: judge
UBS Dictionary of the Greek New Testament
noun, m. | -οῦ | δικαιόω
1 ACT 7:27 It is possible that in ACT 7:27 δικαστής is more an arbitrator than a person with legal authority. Accordingly, in ACT 7:27 δικαστής might be rendered as ‘one who decides differences between us’ (see Subdomain G To Distinguish, To Evaluate, To Judge, in Domain 30 Think).
UBS Dictionary of the Greek New Testament © United Bible Societies, licensed CC BY-SA 4.0.
Thayer's Greek Lexicon
δικαστής, -ov, ὁ, (δικάζω), a judge, arbitrator, umpire: Lk. xii. 14 [here crit. texts κριτήν]; Acts vii. 27 (fr. Ex. ii. 14); Acts vii. 35. (Sept. for uDv; in Grk. writ. fr. [Aeschyl. and] Hat. on.)
Mounce Concise Greek Dictionary
δικαστής dikastēs 2x
a judge, Acts 7:27, 35*
Abbott-Smith Greek Lexicon
δικαστής, -οῦ, ὁ
(< δικάζω), [in LXX for שֹׁפֵט ;]
a judge: Ac 7:27, 35 (LXX).†
SYN.: κριτής, wh. "gives prominence to the mental process" (Thayer). δ. is the forensic term. In Attic law, the δικασταί were jurors, with a κριτής as presiding officer (LS, s.v.; Enc. Brit.11, xii, 504 f.).
Moulton & Milligan — Vocabulary of the Greek NT
δικαστής. The word is found gzaver in P Petr I. legal records of iii/B.c. In P Oxy III. 653 (time of Antoninus Pius), the account of a trial, the Praefect declares— εἴτε οὖν πάρεισιν οἱ ἀντίδικ[οι] εἴτε μὴ πάρεισι, δικαστὴν λήμψονται ὃς παρακολουθῶν τῆι ᾿Ονοράτου κρίσει τὴν Κανοπῖτιν ἐξετάσει κτλ. : cf. 2. I. 6717 (a.p. 338) καταλα[μ]βάνοντες τὴν σὴν ἀρετὴν δεόμεθα συ]νχωρηθῆναι δικαστὴν ἡ]μεῖν εἶναι ᾿Αέτιον τὸν προπολιτευόμενον, ““knowing your goodness, I beg you to allow Aétius, exmagistrate, to be judge in this matter” (Edd.), P Lond 97.119 iii/iv a.p.) (ΞΞ 111. p. 129). The importance of the office 27, 28, fragmentary
Liddell-Scott-Jones — Greek-English Lexicon
δικαστής (dikastēs) — magistrate. δῐκαστ-ής, οῦ, ὁ, a judge, [Refs 5th c.BC+]
2. of stars, δ. τῶν ὅλων [Refs 1st c.BC+]
3. at Athens and elsewhere, juror, [Refs 5th c.BC+]; opposed to νομοθέτης, [Refs 5th c.BC+]
II. δ. αἵματος avenger, [Refs 5th c.BC+]