semicircular canal

semicircular canal

noun Anatomy.
any of the three curved tubular canals in the labyrinth of the ear, associated with the sense of equilibrium.

Origin:
1740–50

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World English Dictionary
semicircular canal
 
n
anatomy any of the three looped fluid-filled membranous tubes, at right angles to one another, that comprise the labyrinth of the ear: concerned with the sense of orientation and equilibrium

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

semicircular canal sem·i·cir·cu·lar canal (sěm'ĭ-sûr'kyə-lər)
n.
Any of three bony tubes in the labyrinth of the ear within which the semicircular ducts are located.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
semicircular canal   (sěm'ĭ-sûr'kyə-lər)  Pronunciation Key 
Any of the three looped tubes of the inner ear that together with the vestibules makes up the organs that maintain equilibrium in vertebrates.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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