[1] : The Collaborative International Dictionary of English v.0.48

otolith \o"tolith\, otolite \o"tolite\, n. oto- + -lith,
   -lite. anat.
   one of the small bones or particles of calcareous or other
   hard substance in the internal ear of vertebrates, and in the
   auditory organs of many invertebrates; an ear stone.
   collectively, the otoliths are called ear sand and otoconite.
   1913 webster otolithic

Otolith >> O Words
Otolith, definition of term: Otolith
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