Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun onion_smut

1 sense of onion smut

Sense 1
onion smut, Urocystis cepulae -- (smut fungus causing blackish blisters on scales and leaves of onions; especially destructive to seedlings)
       => smut, smut fungus -- (any fungus of the order Ustilaginales)