- Ampullaceous sac
- Ampullaceous Am`pul*la"ceous, a. [L. ampullaceus, fr.
ampulla.]
Like a bottle or inflated bladder; bottle-shaped; swelling.
--Kirby.
[1913 Webster]
{Ampullaceous sac} (Zo["o]l.), one of the peculiar cavities in the tissues of sponges, containing the zooidal cells. [1913 Webster]
The Collaborative International Dictionary of English. 2000.