Medical Dictionary

semicircular duct

noun

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
April 01, 2015
diapause Hear it
a period of physiological dormancy
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