Noah Webster
Initiation
INITIA'TION, noun [Latin initiatio.] The act or process of introducing one into a new society, by instructing him in its principles, rules or ceremonies; as, too initiate a person into a christian community.
1. The act or process of making one acquainted with principles before unknown.
2. Admission by application of ceremonies or use of symbols; as, to initiate one into the visible church by baptism.