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psammoma

(să-mōmə)
n. pl. psam•mo•mas
  1. Psammomatous meningioma. No longer in technical use.
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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

Historical Examples

  • 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