otocyst(redirected from otocysts)
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1. the auditory vesicle of the embryo.
2. the organ of hearing in certain animals.
1. Embryonic otic vesicle.
2. A balancing organ, analogous to the utricle of mammals, possessed by certain invertebrates and containing grains of calcareous material or of sand.
[oto- + G. kystis, a bladder]
1. The structure formed by invagination of the embryonic ectodermal tissue that develops into the inner ear.
2. A statocyst.