semicircular canal


semicircular canal

noun

Definition of SEMICIRCULAR CANAL

:  any of the loop-shaped tubular parts of the labyrinth of the ear that together constitute a sensory organ associated with the maintenance of bodily equilibrium — see ear illustration

First Known Use of SEMICIRCULAR CANAL

1748

semi·cir·cu·lar canal

noun \-ˌsər-kyə-lər-\   (Medical Dictionary)

Medical Definition of SEMICIRCULAR CANAL

: any of the loop-shaped tubular parts of the labyrinth of the ear that together constitute a sensory organ associated with the maintenance of bodily equilibrium, that consist of an inner membranous canal of the membranous labyrinth and a corresponding outer bony canal of the bony labyrinth, and that in all vertebrates above cyclostomes form a group of three in each ear usually in planes nearly at right angles to each other—see semicircular duct

Illustration of SEMICIRCULAR CANAL

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