-yəˌnizəm noun
( -s )
Usage: usually capitalized
Etymology: Priscillian died A.D. 385 Spanish religious reformer + English -ism
: the teachings of Priscillian, bishop of Avila, who was condemned, put to torture, and beheaded with four companions on charges of heresy involving leanings toward Manichaeism, docetism, and modalism — see priscillianist 1