Extended Strong's Greek Lexicon (Abbott-Smith based)
baptism
Usage: βάπτισμα, -τος, τό (βαπτίζω), prop., the result of the act, τὸ βαπτίζειν, as distinct from βαπτισμός, the act itself, immersion, baptism; __1. metaphorically, of affliction: Mrk.10:38, 39 Luk.12:50. __2. Of the religious rite of baptism; __(a) of John's baptism: Mat.3:7 21:25, Mrk.11:30, Luk.7:29 20:4, Act.1:22 10:37 18:25 19:3; β. μετανοίας, Mrk.1:4, Luk.3:3, Act.13:24 19:4; __(b) of Christian baptism; Rom.6:4, Eph.4:5, Col.2:12 (Tr., -μῷ, which see), 1Pe.3:21 (cf. Cremer, 130; Tr., Syn. §xcix). † (AS)