Ritual

Part of speech: noun (n.)

1. A prescribed form of performing divine service in a particular church or communion; as, the Jewish ritual.

2. Hence, the code of ceremonies observed by an organization; as, the ritual of the freemasons.

3. A book containing the rites to be observed.

Part of speech: adjective (a.)

Of or pertaining to rites or ritual; as, ritual service or sacrifices; the ritual law.