Definitions for "Coelom"
The main body cavity of advanced animals. It is lined with mesodermal tissue.
the early body cavity with intra-embryonic and extra-embryonic components.
Fluid-filled cavity within the body of an animal; usually refers to a cavity lined with specialized tissue peritoneum in which the gut is suspended. The structure and development of the coelom is an important character for recognizing major groups of animals.