Any space in the body of a multicellular organism, containing the viscera or fluid. It’s also The space between the outer covering or epidermis and the outer lining of the gut
A body cavity is any space or compartment, or potential space, in an animal body. Cavities accommodate organs and other structures; cavities as potential spaces contain fluid. The two largest human body cavities are the ventral body cavity, and the dorsal body cavity.
