metastasis

Medical Dictionary

metastasis me·tas·ta·sis (mə-tās'tə-sĭs)
n. pl. me·tas·ta·ses (-sēz')

  1. Transmission of pathogenic microorganisms or cancerous cells from an original site to one or more sites elsewhere in the body, usually by way of the blood vessels or lymphatics.

  2. A secondary cancerous growth formed by transmission of cancerous cells from a primary growth located elsewhere in the body.


met'a·stat'ic (mět'ə-stāt'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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