Wiktionary
cupula
n. A cup-shaped or dome-shaped object.
Wikipedia
Cupula
A cupula is a small, inverted cup or dome-shaped cap over a structure, including:
- Ampullary cupula, a structure in the vestibular system, providing the sense of spatial orientation.
- Cochlear cupula, a structure in the cochlea.
- A structure surrounding hair cell receptors sensitive to hydrodynamic flow in fish.
- The cervical parietal pleura in the thorax.
- A layer in the otolith organs.
- The cupula optica, or optic cup, in embryological development of the eye.
- Cup-like structure fitted over the eye during electrophysiology study
- Suprapleural membrane.
Usage examples of "cupula".
Mr Lemley addressing Barry and Eric, whose mouths at this point resembled the ever-open splash cupulas of urinals found in the finest hotels in the land.