an oval opening at the head of the cochlea, connecting the middle and inner ear, through which sound vibrations of the stapes are transmitted.
Origin of oval window
First recorded in 1675–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
An oval opening located on the medial wall of the tympanic cavity, leading into the vestibule, to which the base of the stapes is connected and through which the ossicles of the ear transmit the sound vibrations to the cochlea.fenestra of vestibule
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.