downy mildew

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melons
• Syn:
false mildew
• Hypernyms:
mildew
• Hyponyms:
blue mold fungus, Peronospora tabacina, onion mildew, Peronospora destructor, tobacco mildew, Peronospora hyoscyami
• Member Holonyms:
Peronosporaceae, family Peronosporaceae