noun
1. : either of two fungi destructive to cucumbers and melons:
a. : a downy mildew ( Peronoplasmopara cubensis )
b. : a powdery mildew ( Erysiphe cichoracearum )
2. : a disease caused by cucumber mildew
noun
1. : either of two fungi destructive to cucumbers and melons:
a. : a downy mildew ( Peronoplasmopara cubensis )
b. : a powdery mildew ( Erysiphe cichoracearum )
2. : a disease caused by cucumber mildew
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012