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middle ear
noun
: a small membrane-lined cavity that is separated from the outer ear by the tympanic membrane and that transmits sound waves from the tympanic membrane to the partition between the middle and inner ears through a chain of tiny bones
Examples of middle ear in a Sentence
fluid in the middle ear
Recent Examples on the Web
Also, changes in bone density can impact the middle ear bones, which are the smallest in the human body and responsible for providing natural amplification within our hearing system.
—Lauryn Higgins, Flow Space, 27 Sep. 2024
The mic is designed to be implanted inside the middle ear, with its triangular tip resting against part of the eardrum known as the umbo.
—Ben Coxworth, New Atlas, 19 July 2024
In a 2021 study in Nature Ecology & Evolution, Quam was part of a research team that used computerized tomography scans to examine sound transmission in Neanderthals’ outer and middle ear.
—Emilie Le Beau Lucchesi, Discover Magazine, 5 June 2024
That’s because the Eustachian tube, a narrow passage connected to the middle ear that regulates air pressure by slowly releasing it, can’t keep up with the change in pressure quickly enough.
—Blane Bachelor, Condé Nast Traveler, 9 Apr. 2024
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Word History
First Known Use
1808, in the meaning defined above
Dictionary Entries Near middle ear
Cite this Entry
“Middle ear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/middle%20ear. Accessed 28 Nov. 2024.
Kids Definition
middle ear
noun
: a small cavity that is lined with membrane and separated from the outer ear by the eardrum and that carries sound waves from the eardrum to the inner ear through a chain of tiny bones
Medical Definition
middle ear
noun
: the intermediate portion of the ear of higher vertebrates consisting typically of a small air-filled membrane-lined chamber in the temporal bone continuous with the nasopharynx through the eustachian tube, separated from the external ear by the tympanic membrane and from the inner ear by fenestrae, and containing a chain of three ossicles that extends from the tympanic membrane to the oval window and transmits vibrations to the inner ear
called also tympanic cavity
see incus, malleus, stapesMore from Merriam-Webster on middle ear
Britannica.com: Encyclopedia article about middle ear
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