Cloaca

Clo-a-ca n. p clo-a-cae

1. Zoology.

a) the common cavity into which the intestinal, urinary, and generative canals open in birds, reptiles, amphibians, many fishes, and certain mammals.

b)The posterior part of the intestinal tract in various invertebrates.

2. Ancient sewer.

[Latin cloāca, sewer, canal.]