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单词 periotic
释义

periotic

/pɛrɪˈɒtɪk/
Anatomy and Zoology
noun
The bone forming the otic capsule of the inner ear, consisting of fused prootic, epiotic, and opisthotic bones.
adjective
Surrounding the ear, especially the inner ear; specifically designating each of the three bones (prootic, epiotic, and opisthotic) which constitute the otic capsule; designating the capsule itself.

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From peri- + otic.

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