grape phylloxera

noun
variants: or grape louse

Definition of grape phylloxera

: a small yellowish green North American phylloxera (Phylloxera vitifoliae) that lives and forms galls on the leaves and roots of various grapes being relatively harmless to native forms but extremely destructive to European vinifera grapes

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!

Learn More About grape phylloxera

Dictionary Entries Near grape phylloxera

grape mildew

grape phylloxera

grape plume moth

See More Nearby Entries 

Statistics for grape phylloxera

Cite this Entry

“Grape phylloxera.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grape%20phylloxera. Accessed 28 Nov. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

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!