uredo

noun

ure·​do

yəˈrē(ˌ)dō

1

plural -s : the uredostage of a rust formerly regarded as a distinct genus

2

capitalized : a form genus of rusts including forms having either a uredostage only or having a uredostage together with pycnial and aecial stages

Word History

Etymology

New Latin, from Latin, blast, blight, burning itch, from urere to burn

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