Definitions of cloaca

n (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

Type of:
bodily cavity, cavity, cavum
(anatomy) a natural hollow or sinus within the body

n a waste pipe that carries away sewage or surface water

sewer, sewerage
Type of:
drain, drainpipe, waste pipe
a pipe through which liquid is carried away

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