micrometastasis

[mī′krō-mə-tăs′tə-sĭs]

n.

The spread of cancer cells from the primary site with the secondary tumors too small to be clinically detected.

Related formsmi′cro•met′a•stat′ic (-mĕt′ə-stăt′ĭk) adj.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.