Medical Dictionary

semicircular duct

noun

Medical Definition of SEMICIRCULAR DUCT

:  any of the three loop-shaped membranous inner tubular parts of the semicircular canals that are about one-fourth the diameter of the corresponding outer bony canals, that communicate at each end with the utricle, and that have near one end an expanded ampulla containing an area of sensory epithelium—called also membranous semicircular canal

Browse

May 30, 2015
metadata Hear it
data about other data
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears