Acanthamoeba

[ ə-kăn′thə-mēbə ]

n.

A free-living ameba found in soil, sewage, and water, several species of which cause acanthamebiasis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.