|1.||any of the granules of calcium carbonate in the inner ear of vertebrates. Movement of otoliths, caused by a change in position of the animal, stimulates sensory hair cells, which convey the information to the brain|
|2.||another name for statolith|
otolith o·to·lith (ō'tə-lĭth')
Any of numerous minute calcareous particles found in the inner ear of certain lower vertebrates and in the statocysts of many invertebrates.