urinary bladder defined in 1951 yearurinary bladder - urinary bladder;
urinary bladder - Sac storing urine; an expansion of the kidney duct in, e.g. Crustacea, teleosts. In tetrapods, a ventral diverti-culum of hind end of gut (cloaca) which in embryo of amniotes leads into allantois. Absent in adult birds and most reptiles.
near urinary bladder in Knolik
definition of word "urinary bladder" was readed 1095 times