Meaning of acoelomate

a•coe•lo•mate

Pronunciation: (ā-sē'lu-māt", ā"sē-lō'mit), [key]
— Zool. Zool.
—adj.
  1. having no coelum.
—n.
  1. any organism that lacks a cavity between the body wall and the digestive tract, including the flatworms, nemertines, and sea anemones.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.