Quick Definition
first
Strong's Definition
one or first
Derivation: irregular feminine of G1520 (εἷς);
KJV Usage: a (certain), + agree, first, one, X other
Thayer's Greek Lexicon
μία, see under εἰς.
Mounce Concise Greek Dictionary
G15 20, G3391 εἱς heis 345x
numeral one, Mat_10:29 , freq.;
only, Mar_12:6 ;
one virtually by union, Mat_19:5-6 ; Joh_10:30 ;
one and the same, Luk_12:52 ; Rom_3:30 ;
one in respect of office and standing, 1Co_3:8 ;
equivalent to τις , a certain one, Mat_8:19 ; Mat_16:14 ;
a, an, Mat_21:19 ; Jas_4:13 ; εἱς ἕκαστος , each one, every one, Luk_4:40 ; Act_2:3 ;
εἱς τὸν ἕνα , one another, 1Th_5:11 ;
εἱς καὶ εἱς , the one- and the other, Mat_20:21 ;
εἱς καθ εἱς and ὁδὲ καθ εἱς , one by one, one after another, in succession, Mar_14:19 ; Joh_8:9 ;
as an ordinal, first, Mat_28:1 one
Abbott-Smith Greek Lexicon
μία , see εἷς G1520 .
STEPBible — Tyndale Abridged Greek Lexicon
μία, see: εἷς.
εἷς
ιά, ἕν, genitive ἑνός, μιᾶς, ἑνός,
cardinal numeral, one;
__1. one, as opposite to many: Mat.25:15, Rom.5:12, 1Co.10:8, al.; as subst., Rom.5:15, Eph.2:14; id. with genitive partit., Mat.5:19, al.; before ἐκ (ἐξ), Mrk.14:18, Jhn.6:8, al.; metaphorically, of union and concord, Jhn.10:30 17:11, Rom.12:4-5, Php.1:27; ἀπὸ μιᾶς (B1., § 44, 1), Luk.14:18; with neg., εἷς. . . οὐ (μή), more emphatic than οὐδείς, no one, none (cl.), Mat.5:18 10:29, Luk.11:46 12:6.
__2. Emphatically, to the exclusion of others;
__(a) a single (one): Mat.21:24, Mrk.8:14; absol., 1Co.9:24, al.; οὐδὲ εἷς, Mat.27:14, Jhn.1:3, Rom.3:10, al.;
__(b) one, alone: Mrk.2:7 10:18, Luk.18:19;
__(with) one and the same: Rom.3:30, 1Co.3:8 11:5 12:11, 1Jn.5:8.
__3. In late Gk., with weakened force, = τις or indef. art. (of. Heb. אֶחָד, Gen.22:13, al.; see B1., § 45, 2; M, Pr., 96 f.): Mat.8:19 19:6, Rev.8:13, al.; εἷς τις (Bl., l.with), Luk.22:50, Jhn.11:49
__4. Distributively: εἷς καστος (cl.), Luk.4:40, Act.2:6, al.; εἷς . . . καὶ εἷς (cl., εἷς μὲν . . . εἷς δέ), Mat.17:4, Mrk.9:5, Jhn.20:12, al. (cf. LXX and use of Heb. אֶחָד, Exo.17:12, al); ὁ εἷς . . . ὁ ἕτερος (ἄλλος) = cl. ὁ μὲν (ἕτερος) . . . ὁ δέ (ἕτερος), Mat.6:24, Luk.7:41, Rev.17:10; καθ᾽ εἷς, εἷς κ. είς (in which καθ᾽ is adverbial, or the expression formed from the analogy of ἕν καθ᾽ ἔν; M, Pr., 105), one by one, severally: Mrk.14:19, Rom.12:5, al.; εἷς τὸν ἕνα = ἀλλήλους (B1., 45, 2; M, Pr., 246), 1Th.5:11.
__5. As ordinal = πρῶτος (like Heb. אֶחָד; Bl., § 45, 1; M, Pr., 95 f.), first: Mat.28:1, Mrk.16:2, al
(AS)