sacculus
sac·cu·lus
noun
1.
a small sac or pouch (especially the smaller chamber of the membranous labyrinth)
Origin
Unadapted borrowing from Latin sacculus (“a little sack or bag”), diminutive of saccus (“a sack, bag, purse”). Doublet of saccule.
Related words
Broader terms
Parts
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.