Source : Webster's Revised Unabridged Dictionary (1913)

Ossicle \Os"si*cle\, n. [L. ossiculum, dim. of os, ossis, a
   bone.]
   1. A little bone; as, the auditory ossicles in the tympanum
      of the ear.

   2. (Zo["o]l.) One of numerous small calcareous structures
      forming the skeleton of certain echinoderms, as the
      starfishes.

Source : WordNet®

ossicle
     n : a small bone; especially one in the middle ear [syn: {bonelet},
          {ossiculum}]