metanephrine

[ mĕt′ə-nĕfrĭn, -rēn′ ]

n.

A catabolite of epinephrine excreted in the urine and found in some tissues.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.