pseudocoel


Also found in: Medical, Wikipedia.
Related to pseudocoel: acoelomate

pseu·do·coel

 (so͞o′də-sēl′) also pseu·do·coe·lom (so͞o′də-sē′ləm)
n.
The fluid-filled body cavity of certain invertebrates, such as nematodes and rotifers, that is derived from the blastocoel and, unlike a coelom, is not completely lined with mesodermal cells.

pseudocoel

(ˈsjuːdəʊˌsiːl)
n
(Zoology) (in certain primitive invertebrates) a body cavity resembling a coelom, but lacking mesodermal cell tissue