Otocyst

1 definition found

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

  Otocyst \O"to*cyst\, n. [Oto- + cyst.] (Zool. & Anat.)
     An auditory cyst or vesicle; one of the simple auditory
     organs of many invertebrates, containing a fluid and
     otoliths; also, the embryonic vesicle from which the parts of
     the internal ear of vertebrates are developed.
     [1913 Webster]