What is the meaning of Ossicle?

A small bone (or bony structure), especially one of the three of the middle ear.

Bone-like joint or plate.

1. One of numerous small calcareous structures forming the skeleton of certain echinoderms, as the starfishes.

   One of numerous small calcareous structures forming the skeleton of certain echinoderms, as the starfishes.

   One of the hard articuli or joints of the stem or branches of a crinoid or encrinite.

   One of the several small hard chitinous parts or processes of the gastric skeleton of crustaceans, as in the stomach of a lobster or crawfish.

   ossicle (small bone)

   Source: wiktionary.org