unknown apocryphal gospel preserved in the Oxyrhynchus papyri. This document and Pseudo-Cyprian attest the use of baptizōfor the Jewish ritual bath by immersion. Intinguō(or intingō), “to dip, plunge, or dye,” was the Latin equivalent of the Greek baptizō, which the Latin borrowed and which prevailed over intinguōas the Latin term for the Christian ceremony. Considerable elaboration in the ceremony of Christian initiation had occurred by the end of the second century. The writings of Tertullian