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uredinium

play
noun ure·din·i·um \ˌyu̇r-ə-ˈdi-nē-əm\

Definition of uredinium

plural -ia \-nē-ə\

  1. :  a usually reddish or black mass of hyphae and spores of a rust fungus forming pustules that rupture the host's cuticle

ure·din·i·al play \-nē-əl\ adjective


Origin of uredinium

New Latin, from Latin uredin-, uredo burning, blight, from urere to burn — more at ember


First Known Use: 1905


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