ūtrĭcŭlus, i, m. dim. [1. uter],
a small skin or leathern bottle , Cels. 2, 17; Ap. Met. 1, 13, 13.
·noun A little sac, or bag; a utricle; especially, a part of the membranous labyrinth of the ear. ·s...
Webster's Dictionary of the English Language