auditory vesicle

noun Embryology.

the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.

Also called otic vesicle, otocyst.

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auditory vesicle in Medicine

auditory vesicle

n.

Either of the paired sacs of invaginated ectoderm in the embryo that develop into the membranous labyrinth of the internal ear.otic vesicle

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.