| 1. | Anatomy, Zoology. a calcareous concretion in the internal ear of vertebrates. |
| 2. | statolith (def. 1). |
otolith o·to·lith (ō'tə-lĭth')
n.
Any of numerous minute calcareous particles found in the inner ear of certain lower vertebrates and in the statocysts of many invertebrates.
See otosteon.