noun, plural u·re·di·a [yoo-ree-dee-uh] /yʊˈri di ə/. Mycology.
Origin of uredium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural -dia (-dɪə) or -dinia (-ˈdɪnɪə)
a spore-producing body of some rust fungi in which uredospores are formedAlso called: uredosorus
Word Origin for uredium
C20: from New Latin, from uredo
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012