osteoporosis

As a noun osteoporosis

is (pathology) a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between osteoporosis and osteopetrosis

is that osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture while osteopetrosis is a rare hereditary disorder characterized by hard, dense bones.

As nouns the difference between osteoporosis and tetanus

is that osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture while tetanus is a serious and often fatal disease caused by the infection of an open wound with the anaerobic bacterium species: Clostridium tetani, found in soil and the intestines and faeces of animals.

In pathology terms the difference between rickets and osteoporosis

is that rickets is a disorder of infancy and early childhood caused by a deficiency of vitamin D, causing soft bones while osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

As nouns the difference between amenorrhea and osteoporosis

is that amenorrhea is an alternative spelling of lang=en while osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

In pathology terms the difference between sarcopenia and osteoporosis

is that sarcopenia is gradual age-related loss of skeletal muscle while osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

In pathology terms the difference between osteomyelitis and osteoporosis

is that osteomyelitis is an infection of the bone while osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

As nouns the difference between osteogenesis and osteoporosis

is that osteogenesis is the formation and development of bone while osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture.

In pathology terms the difference between osteoporosis and arteriosclerosis

is that osteoporosis is a disease, occurring especially in women following menopause, in which the bones become extremely porous and are subject to fracture while arteriosclerosis is hardening, narrowing or loss of elasticity in arteries or blood vessels.