cucumber mildew

noun

Definition of cucumber mildew

  1. 1 :  either of two fungi destructive to cucumbers and melons: a :  a downy mildew (Peronoplasmopara cubensis) b :  a powdery mildew (Erysiphe cichoracearum)

  2. 2 :  a disease caused by cucumber mildew

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

What made you want to look up cucumber mildew? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to cast off or become cast off

Get Word of the Day daily email!