The Collaborative International Dictionary of English v.0.48:

Tripitaka \Tri*pit"a*ka\, n. [Skr. tripi[.t]aka.]
   The three divisions, or "baskets" (pitakas), of buddhist
   scriptures, -- the Vinayapitaka [Skr. Vinayapi[.t]aka], or
   Basket of Discipline; Suttapitaka [Pali], or Basket of
   Discourses; and Abhidhammapitaka [Pali], or Basket of
   Metaphysics.
   [Webster 1913 Suppl.]