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cloaca
[ kloh-ey-kuh ]
noun
- Zoology.
- the common cavity into which the intestinal, urinary, and generative canals open in birds, reptiles, amphibians, many fishes, and certain mammals.
- a similar cavity in invertebrates.
- a sewer, especially an ancient sewer.
cloaca
/ kləʊˈeɪkə /
noun
- 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
- a sewer
Derived Forms
- cloˈacal, adjective
Other Words From
- clo·acal adjective
- preclo·acal adjective
Word History and Origins
Origin of cloaca1
Word History and Origins
Origin of cloaca1
Example Sentences
The dinosaur’s cloaca appears to have a distinct color, which could have been used to signal for mates, as is sometimes the case for birds.
He had discarded his first instinct, which was to hide in the intricate Tetrahyde cloaca.
The two Oviducts do not open together into the cloaca, though, as my sections prove, their openings are very close together.
Each Wolffian duct ends blindly in front, and the two unite behind to open by a common papilla into the cloaca.
This involution grows backwards in the form of a duct and opens into the cloaca.
The lower end of the segmental duct unites with a horn of the cloaca.
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