A fluid-filled sac that, along with the utricle, acts as an otocyst, registering the extent and direction of linear displacement and bodily position with respect to gravity.

Sac"cule (?), n. [L. sacculus, dim. of saccus sack.]

A little sac; specifically, the sacculus of the ear.

 

© Webster 1913.

Log in or register to write something here or to contact authors.