'Utriculus' definitions:

Definition of 'utriculus'

(from WordNet)
noun
A small pouch into which the semicircular canals open [syn: utricle, utriculus]

Definition of 'Utriculus'

From: GCIDE
  • Utriculus \U*tric"u*lus\, n. [L., a little womb or matrix, a calycle.] (Anat.) A little sac, or bag; a utricle; especially, a part of the membranous labyrinth of the ear. See the Note under Ear. [1913 Webster]