pseudomalignancy

[ sōō′dō-mə-lĭgnən-sē ]

n.

A benign tumor that appears, clinically or histologically, to be a malignant neoplasm.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.