The Collaborative International Dictionary of English v.0.48:

Butterine \But"ter*ine\, n.
   A substance prepared from animal fat with some other
   ingredients intermixed, as an imitation of butter.
   [1913 Webster]

         The manufacturers ship large quantities of
         oleomargarine to England, Holland, and other countries,
         to be manufactured into butter, which is sold as
         butterine or suine.                      --Johnson's
                                                  Cyc.
   [1913 Webster]