Lewis & Short

† baptisma, ătis, n., = βάπτισμα.

  1. I. A dipping in, dipping under, washing, ablution, Prud. Psych. 103; Apoth. 697; Vulg. Marc. 7, 4; 7, 8: mundi, i. e. the general deluge, Tert. Bapt. 8.
  2. II. Esp., Christian baptism, Vulg. Eph. 4, 5; in the Church fathers very freq.
    A parallel form baptismus, i, m., Cod. Th. 16, 6, 1; Vulg. Marc. 11, 30 al.—baptismum, i, n., Tert. Bapt. 15; Aug. Serm. Temp. 36; Vulg. Matt. 21, 25 al.