[{"Bold_text": "noun", "List Items": ["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 .", "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 .", "a sewer, especially an sewer."]}]