concha
1 Americannoun
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conchae
plural
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Anatomy.
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a shell-like structure, especially the external ear.
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any turbinate bone, especially in the nose.
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Architecture. conch.
noun
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conchae
plural
noun
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any bodily organ or part resembling a shell in shape, such as the external ear
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Also called: conch. architect the half dome of an apse
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of concha1
1605–15; < New Latin, Latin: conch
Origin of concha2
From Spanish (southwestern U.S.), from Late Latin conchula, diminutive of Latin concha “shell”; see concha 1, conch
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
“If you’re gonna mess around with the vanilla or chocolate concha, think twice about it,” the user warned.
From Los Angeles Times ● Dec. 22, 2025
In anticipation of the new “Barbie” film release this weekend, bakeries across the country have created a new type of Barbie to consume: a traditional Mexican concha.
From Los Angeles Times ● Jul. 19, 2023
My favorite is the sugar paste, because it reminds me of the topping on a concha, a Mexican sweet bread roll.
From Washington Post ● Dec. 30, 2022
Miss Matriarch's outfit was spot-on in that every item was piled on to convey her identity: the beaded earrings, the concha belt, the ribbon skirt, everything.
From Salon ● Aug. 31, 2022
“I like the way you think, dude,” Joe said, picking concha frosting crumbs from my plate.
From "The First Rule of Punk" by Celia C. Pérez
The nasal conchae are bony projections from the lateral walls of the nasal cavity.
From Textbooks ● Jun. 19, 2013
These consist of 14 bones, with the paired maxillary, palatine, zygomatic, nasal, lacrimal, and inferior conchae bones and the unpaired vomer and mandible bones.
From Textbooks ● Jun. 19, 2013
The lateral sides of the ethmoid bone form the lateral walls of the upper nasal cavity, part of the medial orbit wall, and give rise to the superior and middle nasal conchae.
From Textbooks ● Jun. 19, 2013
The largest of the conchae is the inferior nasal concha, which is an independent bone of the skull.
From Textbooks ● Jun. 19, 2013
The middle concha and the superior conchae, which is the smallest, are both formed by the ethmoid bone.
From Textbooks ● Jun. 19, 2013
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
