members of a Catharistic sect in the south of France that arose in the 11th century and was exterminated in the 13th century by a crusade (Albigensian Crusade) and the Inquisition.
Origin: < ML Albīgēnsēs, pl. of Albīgēnsis, equiv. to Albīg(a) Albi+ -ēnsis-ensis