The Collaborative International Dictionary of English v.0.48:

Troupial \Troup"i*al\, n. [F. troupiale.] (Zool.)
   Any one of numerous species of bright-colored American birds
   belonging to Icterus and allied genera, especially Icterus
   icterus, a native of the West Indies and South America. Many
   of the species are called orioles in America. [Written also
   troopial.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Troopial \Troop"i*al\, n. (Zool.)
   Same as Troupial.
   [1913 Webster]