hydromeningocele
(hī′drō-mə-nĭng′gə-sēl′)
- A fluid-filled protrusion of the meninges of the brain or spinal cord through a defect in the skull or vertebral column.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.