Etymology of Wicca learned the term during his initiation into the New Forest coven in 1939. By the late 1950s, Gardner's rival Charles Cardell, founder of his own tradition, had begun referring to the religion's followers as "Wiccens", and possibly used "Wicca" in reference to the religion itself. The inclusive use of the term "Wicca"—referring to the entirety of Pagan Witchcraft religion—has been traced to Britain in the early 1960s, when it was used by various groups and publicised through use in adverts, magazines, and other literary sources. It was later adopted by figures like Alex Sanders and Gavin and Yvonne Frost, who
Wicca forms of the religion must not use it. From the late 1980s onwards various books propagating Wicca were published that again used the former, broader definition of the word. Thus, by the 1980s, there were two competing definitions of the word "Wicca" in use among the Pagan and esoteric communities, one broad and inclusive, the other smaller and exclusionary. Although there are exceptions, among scholars of Pagan studies it is the older, inclusive use of the term which has gained wider usage. Conversely, in various forms of popular culture, such as television programs "Buffy the Vampire Slayer" and "Charmed", the