The Collaborative International Dictionary of English v.0.48:

Facet \Fac"et\, n. [F. facette, dim. of face face. See Face.]
   1. A little face; a small, plane surface; as, the facets of a
      diamond. [Written also facette.]
      [1913 Webster]

   2. (Anat.) A smooth circumscribed surface; as, the articular
      facet of a bone.
      [1913 Webster]

   3. (Arch.) The narrow plane surface between flutings of a
      column.
      [1913 Webster]

   4. (Zool.) One of the numerous small eyes which make up the
      compound eyes of insects and crustaceans.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Facette \Fa*cette"\, n. [F.]
   See Facet, n.
   [1913 Webster]