Dictionary
oval window
noun
Definition of OVAL WINDOW
: an oval opening between the middle ear and the vestibule having the base of the stapes or columella attached to its membrane
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First Known Use of OVAL WINDOW
1683
Medical Dictionary
oval window
noun \ˈō-vəl-\
Medical Definition of OVAL WINDOW
: an oval opening between the middle ear and the vestibule having the base of the stapes or columella attached to its membrane—called also fenestra ovalis, fenestra vestibuli
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