Extended Strong's Greek Lexicon (Abbott-Smith based)
today
Usage: σήμερον (Att.. τήμερον), adv., [in LXX for יוֹם ;] to-day: Mat.6:11, Luk.4:21, Act.4:9, al.; opposite to αὔριον, Mat.6:30, Luk.12:28, Jas.4:13; χθὲς καὶ σ. καὶ εἰς τοὺς αἰῶνας, Heb.13:8; ἡ σ. ἡμέρα, Act.20:20; ἕως (ἄχρι) τῆς σ. ἡμέρας, Rom.11:8, 2Co.3:14; μέχρι (ἕως) τῆς σ. (sc. ἡμέρας), Mat.11:23 27:8; as subst., τὸ σ., Heb.3:13; id. in appos., ὁρίζει ἡμὶραν, σ., Heb.4:7 R, mg., (see Westc., in l) (AS)