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.

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  • 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… …   The Collaborative International Dictionary of English

  • ampulla —   n. ancient Roman flask with two handles and globular body; Anatomy, sac like swelling at end of duct.    ♦ ampullaceous,    ♦ ampullar, a. of or like an ampulla …   Dictionary of difficult words

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