Definition of uredo
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
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Origin and Etymology of uredo
New Latin, from Latin, blast, blight, burning itch, from urere to burn — more at ember
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