Webster's Revised Unabridged Dictionary · 1913

Ampullaceous

Ampullaceous ({not transcribed}) , adjective

[Latin ampullaceus, from ampulla.]

Like a bottle or inflated bladder; bottle-shaped; swelling. — Kirby
Collocations (1)
Ampullaceous sac (Zoology) , one of the peculiar cavities in the tissues of sponges, containing the zooidal cells.