- Psammomatous meningioma. No longer in technical use.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for psammoma
The psammoma is a sarcoma containing a material resembling sand; it is chiefly met with in the membranes of the brain.Manual of Surgery
Alexis Thomson and Alexander Miles