cupula

About 0.07 uses per million words.

Meaning

1. noun A cup-shaped or dome-shaped object.
2. noun A moveable object in the ampullae of the ear's semicircular canals that is involved in sensing head rotation

Similar words

gelatinous cupola cupule cupalo tholos bicupola cuspule oculus caput cupping

Often followed by

of is and in to deflection are was displacement