- An anatomical sac or pouch, especially the one within the inner ear; utricle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for utriculus
At this stage we may call the remaining cavity of the original otic vesicle, into which all the above parts open, the utriculus.The Works of Francis Maitland Balfour, Volume III (of 4)
Francis Maitland Balfour
Naturalists after Eschscholtz call it Physalia utriculus, from the Greek word , a bubble, and utriculus from its stinging powers.The Ocean World: