ampulla

(redirected from ampullar)
Also found in: Dictionary, Thesaurus, Medical.
Related to ampullar: Ampulla of Vater, ampullary, ampullary crest

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.
References in periodicals archive ?
For each antigen employed, the immunoreactive nerve fibres were evaluated in periglandular (Pg) and interglandular (Ig) compartments from dorsal, ampullar and ventral prostate in P, A and AA animals, and the prostate zone in PP animals.
5, NPY and VIP immunostained fibres was evaluated in the Pg and Ig compartments for ventral, dorsal, ampullar and acini regions, and in the Pd compartment for the ductal region, for each age group defined above.
the ratio between ampullar, dorsal, ventral and periurethral duct areas, and the reference area of prostate tissue.