Albigensian noun 3adjective 2forms 3 noun3 •A member of the Albigenses •an adherent to Catharism, which first took hold in Albi, France •An inhabitant of Albi adjective2 •Of or pertaining to the Albigenses. •of or relating to the heresy of Catharism, which first took hold in Albi, France formsAlbigensians · more Albigensian · most Albigensian