semicircular canal

American  

noun

Anatomy.

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

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semicircular canal British  

noun

1. 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

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semicircular canal Scientific  

/ sĕm′ĭ-sûr′kyə-lər /

1. Any of the three looped tubes of the inner ear that together with the vestibules makes up the organs that maintain equilibrium in vertebrates.

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Etymology

Origin of semicircular canal

First recorded in 1740–50

Example Sentences

See Examples For:

semicircular canal

David suspected that endolymph viscosity and semicircular canal size were related, and that both could reflect endothermy.

From Science Magazine ● Jul. 20, 2022

It’s caused by loose particles of calcified debris rattling around in the semicircular canal of the inner ear.

From The New Yorker ● Jan. 15, 2017

In that condition, called superior semicircular canal dehiscence, an opening in one of the canals of the inner ear causes vertigo and/or auditory disturbances.

From Washington Post ● Oct. 5, 2015

The base of each semicircular canal, where it meets with the vestibule, connects to an enlarged region known as the ampulla.

From Textbooks ● Jun. 19, 2013

Ama was a wine vessel used in the early Christian Church, also a medical term for "an enlargement of the semicircular canal of the internal ear."

From Time Magazine Archive