ampulla

(redirected from ampulla of semicircular ducts)
Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

ampulla

1. Anatomy the dilated end part of certain ducts or canals, such as the end of a uterine tube
2. Christianity
a. a vessel for containing the wine and water used at the Eucharist
b. a small flask for containing consecrated oil
3. a Roman two-handled bottle for oil, wine, or perfume

ampulla

[am′pu̇l·ə]
(anatomy)
A dilated segment of a gland or tubule.
(botany)
A small air bladder in some aquatic plants.
(invertebrate zoology)
The sac at the base of a tube foot in certain echinoderms.