Noun Definition

cloaca

1.Definition: (zoology) the cavity (in birds, reptiles, amphibians, most fish, and monotremes but not mammals) at the end of the digestive tract into which the intestinal, genital, and urinary tracts open

Category: General

2.Definition: a waste pipe that carries away sewage or surface water

Related Noun(s):sewer, sewerage

Category: Objects