A sect of the Craft. Just like Christianity has varying sects of it's religion (such as Baptist, Methodist, Lutheran etc.), so does the Craft. Witchcraft traditions began primarily as regional or cultural beliefs which over time took more formal standards or pre-determined set of beliefs, rituals and ceremonies.
Customs or beliefs passed down from adults to children.
any of the various "sects" of Wicca such as Gardnerian, Alexandrian, Georgian, Seax, etc.
The Traditions (formally called the Nine Mystic Traditions) are an alliance of secret societies in the role-playing game. The Traditions exist to unify users of magic under a common banner to protect reality (particularly those parts of reality that are magical) against the growing disbelief of the modern world, the spreading dominance of the Technocracy, and the predations of unstable mages such as Marauders and Nephandi.