inner ear

noun

: the essential organ of hearing and equilibrium that is located in the temporal bone, is innervated by the auditory nerve, and includes the vestibule, the semicircular canals, and the cochlea

Examples of inner ear in a Sentence

Recent Examples on the Web
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To uncover the reason behind the dramatic drop in cod size, researchers analyzed 152 fish otoliths—tiny, bone-like structures found in the inner ear—that were collected from eastern Baltic cod harvested between 1996 and 2019. Amber X. Chen, Smithsonian Magazine, 3 July 2025 Meniere's Disease Meniere's disease stems from a fluid imbalance within the inner ear, although the precise cause remains unknown.14 Symptoms include vertigo attacks, tinnitus, and hearing loss of low-to-medium-frequency sounds in one or both ears. Colleen Doherty, Verywell Health, 3 July 2025 Second is the vestibular system (the inner ear and semi-circular canals) that provides information about motion, head position and spatial orientation. Bryant Stamford, The Courier-Journal, 2 July 2025 While some of this loss is due to the hair cells in the inner ears breaking down with age and not picking up vibrations as well, per WebMD, there are some risk factors that can be controlled with behavior modifications. Reem Amro, FOXNews.com, 13 June 2025 See All Example Sentences for inner ear

Word History

First Known Use

1855, in the meaning defined above

Time Traveler
The first known use of inner ear was in 1855

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Cite this Entry

“Inner ear.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inner%20ear. Accessed 6 Aug. 2025.

Kids Definition

inner ear

noun
: the part of the ear that is most important for hearing, is located in a cavity in the temporal bone, and contains the ends of the nerves which send nerve impulses concerned with hearing and balance to the brain

Medical Definition

inner ear

noun
: the essential part of the vertebrate organ of hearing and equilibrium that typically is located in the temporal bone, is innervated by the auditory nerve, and includes the vestibule, the semicircular canals, and the cochlea

called also internal ear

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