![](https://webarchive.library.unt.edu/eot2008/20090514044503im_/http://www.cancer.gov/images/spacer.gif) |
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(meh-NIN-jee-OH-muh)
![](https://webarchive.library.unt.edu/eot2008/20090514044503im_/http://www.cancer.gov/images/spacer.gif)
| A type of slow-growing tumor that forms in the meninges (thin layers of tissue that cover and protect the brain and spinal cord). Meningiomas usually occur in adults. |
Previous Definitions: | MEN1 syndrome, meningeal, meningeal carcinomatosis, meningeal metastasis, meninges | Next Definitions: | meningitis, menopausal hormone therapy, menopause, menorrhagia, menstrual cycle |
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