Which medical term indicates a condition experienced primarily by women that leads to rapid bone mass loss?

The correct term for a condition characterized by rapid bone mass loss primarily experienced by women is osteoporosis. This condition is particularly significant in postmenopausal women due to hormonal changes that affect bone density. Estrogen, a hormone that helps to maintain bone mass, decreases after menopause, leading to a vulnerability in bone structure. Over time, this can result in an increased risk of fractures and other complications associated with weak bones.

Osteoporosis is also often termed a "silent disease" because it can occur without symptoms until a fracture occurs, making awareness and early diagnosis critical, especially for at-risk populations such as older women. This makes it distinctively recognizable within the context of women's health concerns.

The other options represent different conditions unrelated to the specific characteristic of rapid bone mass loss experienced primarily by women. Osteomalacia involves softening of the bones due to vitamin D deficiency, osteogenesis refers to the process of bone formation, and arthritis pertains to inflammation of the joints. Each of these conditions has its own unique causes and implications, but they do not capture the specificities of osteoporosis.