uredinium[yo̵or′ə din′ē əm]
uredinium definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- uredinial adjective
uredinium definition by American Heritage Dictionary
also u·re·di·umnoun pl. u·re·din·i·a also u·re·di·a
A reddish, pustulelike structure that is formed on the tissue of a plant infected by a rust fungus and produces uredospores.
Origin: New Latin ūrēdinium, from Latin ūrēdō, ūrēdin-, blight, from ūrere, to burn.