Examples of initiation ceremonies might include Christian baptism or confirmation, Jewish bar or bat mitzvah, acceptance into a fraternal organization, secret society or religious order, or graduation from school or recruit training.
One famous historical example is the Eleusinian Mysteries of ancient Greece, thought to go back to at least the Mycenaean period or "Bronze Age".
The initiation process is often likened to a simultaneous death and rebirth, because as well as being a beginning it also implies an ending as existence on one level drops away in an ascension to the next.
Initiation is a key component of Judaism, Sufism and Shiism, Vaishnavism, Sant Mat, Surat Shabd Yoga, Vajrayana Buddhism, Wicca, and similar religious gnostic traditions.
It denotes acceptance by the Guru and also implies that the Chela (student or disciple) agrees to the requirements (such as living an ethical lifestyle, meditating, etc.)
[9] In the modern version of the Roman religion, some of the communities use a form of the rite of Aries described in the book Introduction to Magic, by Julius Evola.
In unionised organizations, the "initiation" is typically no more than a brief familiarization with basic procedures and the provision of a copy of the appropriate collective bargaining agreement that governs the work performed by members of the union.
Some unions also charge a one-time initiation fee, after which the joining person is officially deemed to be a member in good standing.
In addition, there can be similar rites of passages associated with parts of naval and military life, which do not constitute true initiations as the participants are already and remain members of the same community.
This "Baby" usually has a huge stomach covered with greasy materials ranging from cooking oil to mustard, shaving cream, eggs, and oysters.
A salient shared cultural feature of the Min peoples of the New Guinea Highlands is initiation into a secret male religious cult.
In head-hunting societies, tattoos were records of how many heads the warriors had taken in battle, and was part of the initiation rites into adulthood.
[25] The Sande society in West Africa initiates girls into adulthood by rituals including female genital mutilation.
Nearing the late parts of the ceremony, the initiate gains an alias, or a "Courtesy name"; thereafter use of their personal name is strictly prohibited except before parents and rulers.