osteoblast
— Noun
– English
~ a cell from which bone develops
osteoblastoma
— Noun
– English
~ benign tumor of bone and fibrous tissue; occurs in the vertebrae or femur or tibia or arm bones (especially in young adults)
osteodystrophy
— Noun
– English
~ defective bone development; usually attributable to renal disease or to disturbances in calcium and phosphorus metabolism