I. -yənə̇st noun
( -s )
Usage: usually capitalized
Etymology: Priscillian died A.D.385 + English -ist
1. : an adherent of Priscillianism or a follower of Priscillian
2.
[ Priscilla, prophetess associated with the founder of Montanism + English -ist ]
: montanist
II. adjective
Usage: usually capitalized
: of or relating to the Priscillianists or their beliefs