D defs.my
Entry 1 sense Webster, 1913

Ampullaceous

· Am·pul·la·ceous · IPA
01 a. Like a bottle or inflated bladder; bottle-shaped; swelling.
  1. 1.
    Like a bottle or inflated bladder; bottle-shaped; swelling.
Phrases & compounds
Ampullaceous sac — one of the peculiar cavities in the tissues of sponges, containing the zooidal cells.