The Collaborative International Dictionary of English v.0.48:

Ancon \An"con\, Ancone \An"cone\, n. [See Ancon, above.]
   (Arch.)
   (a) The corner or quoin of a wall, cross-beam, or rafter.
       [Obs.] --Gwilt.
   (b) A bracket supporting a cornice; a console.
       [1913 Webster] Anconal

The Collaborative International Dictionary of English v.0.48:

Ancon \An"con\ ([a^][ng]"k[o^]m), n.; L. pl. Ancones. [L., fr.
   Gr. 'agkw`n the bent arm, elbow; any hook or bend.] (Anat.)
   The olecranon, or the elbow.
   [1913 Webster]

   Ancon sheep (Zool.), a breed of sheep with short crooked
      legs and long back. It originated in Massachusetts in
      1791; -- called also the otter breed.
      [1913 Webster] Ancon

The Collaborative International Dictionary of English v.0.48:

Crossette \Cros*sette"\ (kr?s-s?t`), n. [F., dim. of crosse. See
   Crosier.] (Arch.)
   (a) A return in one of the corners of the architrave of a
       door or window; -- called also ancon, ear, elbow.
   (b) The shoulder of a joggled keystone.
       [1913 Webster]