lettuce mildew

noun

Definition of lettuce mildew 

: a destructive disease of lettuce caused by a downy mildew (Bremia lactucae)

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.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of lettuce mildew

1882, in the meaning defined above

Keep scrolling for more

Learn More about lettuce mildew

Share lettuce mildew

Statistics for lettuce mildew

Look-up Popularity

Time Traveler for lettuce mildew

The first known use of lettuce mildew was in 1882

See more words from the same year

Comments on lettuce mildew

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

WORD OF THE DAY

a state of commotion or excitement

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!