Meaning of pseudocoel

pseu•do•coel

Pronunciation: (s'dō-sēl"), [key]
— n. Zool.
  1. the body cavity of certain invertebrate metazoan animals between the body wall and the intestine, which is not lined with a mesodermal epithelium.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.