saccule

Plural: saccules

Noun

• A small sac, especially in the inner ear.
• a small sac or pouch (especially the smaller chamber of the membranous labyrinth)
• A small sac, pouch, or cyst.
• The smaller of the two fluid-filled sacs forming part of the labyrinth of the inner ear (the other being the utricle). It contains a region of hair cells and otoliths which send signals to the brain concerning the orientation of the head.

Examples

• The tiny saccule, though small, plays a vital role, much like a two-letter word in connecting longer plays.

Synonyms

sacculus

Related Words

sac, utricle