Extended Strong's Greek Lexicon (Abbott-Smith based)
half
Usage: ἥμισυς, -εια, -υ genitive, -ους (late, as in π., for cl., -εος Bl., § 8, 4; Mayser, 294), n. p1., ἡμίσια (Rec., cl., -εια), [in LXX for חֵצִי, מַחֲצִית ;] half; __1. as adj., agreeing in gender and number with the substantive following, τὰ ἡμίσια τ. ὑταρχόντων, Luk.19:8. __2. As neut. subst., τὸ ἥμισυ, the half; ἥ. (anarth.), a half: with genitive, ἥ. καιροῦ, Rev.12:14; ἕως ἡμίσους τ. βασιλείας μου, Mrk.6:23; after a cardinal number, ἡμέρας τρεῖς κ. ἥμισυ, Rev.11:9, 11.† (AS)