From meta; middle (as an adjective or (neuter) noun) -- among, X before them, between, + forth, mid(-day, -night), midst, way.

see GREEK meta

STRONGS NT 3319: μέσοςμέσος, μέσῃ, μέσον (from Homer down), middle (Latinmedius, media, medium);

1. as an adjective: μέσης νυκτός, at midnight, Matthew 25:6; μέσης ἡμέρας, Acts 26:13 (according to Lob. ad Phryn., pp. 53, 54, 465, the better writings said μέσον ἡμέρας, μεσουσα ἡμέρα, μεσημβρία); with the genitive: (ἐκάθητο ὁ Πέτρος μέσος αὐτῶν, Luke 22:55 (R G L ἐν μέσῳ)); μέσος ὑμῶν ἕστηκε (others, στήκει), stands in the midst of you, John 1:26 (Plato, de rep. 1, p. 330 b.; polit., p. 303 a.); ἐσχίσθη μέσον (the veil) was rent in the midst, Luke 23:45 (Winer's Grammar, 131 (124) note); ἐλάκησε μέσος, Acts 1:18; (ἐσταύρωσαν) μέσον τόν Ἰησοῦν, John 19:18.

2. the neuter τό μέσον or (without the article in adverb. phrases, as διά μέσου, ἐν μέσῳ, cf. Winers Grammar, 123 (117); (cf. Buttmann, § 125, 6)) μέσον is used as a substantive; the Sept. for תָּוֶך (construction state תּוך), and קֶרֶב; the midst: ἀνά μέσον (see ἀνά, 1 (and added note below)); διά μέσου (τίνος), through the midst (Amos 5:17; Jeremiah 44:4 (Psalm 37:4)): αὐτῶν, through the midst of them, Luke 4:30; John 8:59 (Rec.); Σαμαρείας, Luke 17:11 (R G, but L T Tr WH διά μέσον, (see διά, B. I.); others take the phrase here in the sense of between (Xenophon, an. 1, 4, 4; Aristotle, de anim. 2, 11 vol. i., p. 423{b}, 12; see Liddell and Scott, under the word, III. 1 d.); cf. Meyer, Weiss (at the place cited) and added note below); εἰς τό μέσον, into the midst, i. e., according to the context, either the middle of a room or the midst of those assembled in it: Mark 3:3; Mark 14:60 Rec.; Luke 4:35; Luke 5:19; Luke 6:8; John 20:19, 26; εἰς μέσον (cf. German mittenhin), Mark 14:60 G L T Tr WH; ἐν τῷ μέσῳ, in the middle of the apartment or before the guests, Matthew 14:6; ἐν μέσῳ, in the midst of the place spoken of, John 8:3, 9; in the middle of the room, before all, Acts 4:7; with the genitive of place, Revelation 2:7 Rec.; Luke 21:21; (equivalent to German mittenauf) τῆς πλατείας, Revelation 22:2 (but see below); add, Luke 22:55a; Acts 17:22; τῆς θαλάσσης, in the midst (of the surface of) the sea, Mark 6:47; with the genitive plural in the midst of, amongst: with gen of things; Matthew 10:16; Luke 8:7; Luke 10:3; Revelation 1:18; Revelation 2:1; with the genitive of person, Matthew 18:2; Mark 9:36; Luke 2:46; Luke 22:55b there T Tr WH μέσος; see 1 above); ; Acts 1:15; Acts 2:22; Acts 27:21; Revelation 5:6 (b? (see below); ); tropically, ἐν μέσῳ αὐτῶν εἰμί, I am present with them by my divine power, Matthew 18:20; with the genitive of a collective noun, Philippians 2:15 R (see 3 below) Hebrews 2:12; where association or contact is the topic, equivalent to among, in contact with: Luke 22:27; 1 Thessalonians 2:7. in the midst of, i. e. in the space within, τοῦ θρόνου (which must be conceived of as having a semicircular shape): Revelation 4:6; Revelation 5:6 (a?) where cf. DeWette and Bleek; (but DeWette's note on 5:6 runs And I saw between the throne and the four living creatures and the elders (i. e. in the vacant space between the throne and the living creatures (on one side) and elders (on the other side), accordingly nearest the throne" etc.); ἀνά μέσον, in also he interprets in the same way; further see ; cf. Kliefoth, Commentary, vol. ii., p. 40. For ἐν μέσῳ in this sense see Xenophon, an. 2, 2, 3; 2, 4, 17, 21; 5, 2, 27, etc.; Habakkuk 3:2; ἀνά μέσον Polybius 5, 55, 7; often in Aristotle (see Bonitz's index under the word μέσος); Numbers 16:48; Deuteronomy 5:5; Joshua 22:25; Judges 15:4; 1 Kings 5:12; Ezekiel 47:18; Ezekiel 48:22; cf. Genesis 1:4; see Meyer on 1 Corinthians 6:5; cf. ἀνά, 1). κατά μέσον τῆς νυκτός, about midnight, Acts 27:27 (see κατά, II. 2). ἐκ τοῦ μέσου, like the Latine medio, i. e. out of the way, out of sight: αἴρω τί, to take out of the way, to abolish, Colossians 2:14 (Plutarch, de curiositate 9; Isaiah 57:2); γίνομαι ἐκ μέσου, to be taken out of the way, to disappear, 2 Thessalonians 2:7; with the genitive of pers, ἐκ μέσου τινων, from the society or company of, out from among: Matthew 13:49; Acts 17:33; Acts 23:10; 1 Corinthians 5:2; 2 Corinthians 6:17 (Exodus 31:14; Numbers 14:44 Alex.).

3. the neuter μέσον is used adverbially with a genitive, in the midst ofanything: ἦν μέσον τῆς θαλάσσης, Matthew 14:24 (otherwise Tr text WH text; yet cf. Winer's Grammar, § 54, 6) ((so Exodus 14:27); τέων γάρ μέσον εἶναι τῆς Ἰωνιης, Herodotus 7, 170); γενεάς σκολιᾶς, Philippians 2:15 L T Tr WH (τῆς ἡμέρας, the middle of the day, Susanna 7 Theod.); cf. Buttmann, 123 (107f) (cf. 319 (274); Winer's Grammar, as above).