the bone disease ________ is a degenerative disorder characterized by thinning bones
Osteoarthritis. Definition. Osteoporosis is a bone disease. The word âosteoporosisâ literally means porous bones. It is a bone disorder characterized by decreased bone strength as a result of reduced bone quantity and quality.A person with osteoporosis has an increased risk of breaking a bone (fracturing) easily. Osteoporosis is a bone disease in which the amount and quality of the bone is reduced, leading to fractures (broken bones). 2  Osteoporosis produces no pain or other symptoms unless a fracture has occurred.