POWDERY MILDEW


Meaning of POWDERY MILDEW in English

noun

1. : a perfect fungus of the family Erysiphaceae or an imperfect fungus of the genus Oidium distinguished by the abundant powdery conidia produced on the host

2. : a plant disease caused by a powdery mildew — compare downy mildew

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.