Waldenses

plural noun

Wal·​den·​ses wȯl-ˈden(t)-(ˌ)sēz 

wäl-

: a Christian sect arising in southern France in the 12th century, adopting Calvinist doctrines in the 16th century, and later living chiefly in Piedmont

Waldensian

wȯl-ˈden(t)-shən  -ˈden(t)-sē-ən 

wäl-

adjective or noun

Word History

Etymology

Middle English Waldensis, from Medieval Latin Waldenses, Valdenses, from Peter Waldo (or Valdo)

First Known Use

15th century, in the meaning defined above