[bap.tize] also bap.tise vb bap.tized also bap.tised ; bap.tiz.ing also bap.tis.ing [ME, fr. OF baptiser, fr. LL baptizare, fr. Gk baptizein to dip, baptize, fr. baptein to dip, dye; akin to ON kvefja to quench] vt (13c) 1: to administer baptism to
2. a: to purify or cleanse spiritually esp. by a purging experience or ordeal b: initiate
3: to give a name to (as at baptism): christen ~ vi: to administer baptism -- bap.tiz.er n