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(OS-tee-oh-PEE-nee-uh)
![](https://webarchive.library.unt.edu/eot2008/20090514052417im_/http://www.cancer.gov/images/spacer.gif)
| A condition in which there is a lower-than-normal bone mass or bone mineral density (the amount of bone mineral contained in a certain amount of bone). Osteopenia is a less severe form of bone loss than osteoporosis. |
Previous Definitions: | osmotic, osteitis deformans, osteogenic sarcoma, osteolytic, osteomyelitis | Next Definitions: | osteoporosis, osteosarcoma, ostomy, OTC, otolaryngologist |
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