otolith

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o·to·lith

 (ō′tə-lĭth′)
n.
One of the small calcareous particles found in the inner ear of many vertebrates, especially fishes, which are involved in determining body orientation and sometimes in perceiving sound.

o′to·lith′ic adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

otolith

(ˈəʊtəʊˌlɪθ)
n
1. (Zoology) 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. (Zoology) another name for statolith1
ˌotoˈlithic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

o•to•lith

(ˈoʊt l ɪθ)

n.
1. a calcareous concretion in the inner ear of lower vertebrates.
[1825–35]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

otolith

a stonelike concretion in the inner ear of some vertebrates, as the whale.
See also: Stones
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
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