|—n , pl -cae|
|1.||a cavity in the pelvic region of most vertebrates, except higher mammals, and certain invertebrates, into which the alimentary canal and the genital and urinary ducts open|
|[C18: from Latin: sewer; related to Greek kluzein to wash out]|
cloaca clo·a·ca (klō-ā'kə)
In early embryos, the entodermally lined chamber into which the hindgut and allantois empty.
The common cavity into which the intestinal, genital, and urinary tracts open in vertebrates such as fish, reptiles, birds, and some mammals.
An opening in a diseased bone containing a fragment of dead bone.
|cloaca (klō-ā'kə) Pronunciation Key
Plural cloacae (klō-ā'sē')