The Collaborative International Dictionary of English v.0.48:

Vincentian \Vin*cen"tian\, a.
   Of or pertaining to Saint Vincent de Paul, or founded by him.
   [R.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Vincentian \Vin*cen"tian\, n. (R. C. Ch.)
   (a) Same as Lazarist.
   (b) A member of certain charitable sisterhoods.
       [1913 Webster]