What does albigenses or albigeois mean?
The definition of albigenses and albigeois
Al`bi*gen”ses, Al`bi`geois”, n. pl.
Etym: [From Albi and Albigeois, a town and its district in the south of France, in which the sect abounded.] (Eccl. Hist.)

A sect of reformers opposed to the church of Rome in the 12th centuries.

Note: The Albigenses were a branch of the Catharists (the pure). They were exterminated by crusades and the Inquisition. They were distinct from the Waldenses.