Mar·ist 
(mârĭst, măr-)
(mârĭst, măr-)n.
1. A member of the Society of Mary, a congregation of Roman Catholic missionary priests founded in 1836.
2. A member of the Little Brothers of Mary, a Roman Catholic teaching congregation founded in 1817.
[French Mariste, from Marie, the Virgin Mary, from Late Latin Maria; see MARIONETTE.]