oak apple

noun

Definition of oak apple 

: a large round gall produced on oak leaves and twigs by a gall wasp (especially Amphibolips confluenta)

First Known Use of oak apple

15th century, in the meaning defined above

Keep scrolling for more

Learn More about oak apple

Dictionary Entries near oak apple

Oahu

Oahuan

oak

oak apple

oak beauty

oak blight

oak borer

Statistics for oak apple

Look-up Popularity

Time Traveler for oak apple

The first known use of oak apple was in the 15th century

See more words from the same century

More from Merriam-Webster on oak apple

Rhyming Dictionary: Words that rhyme with oak apple

Britannica.com: Encyclopedia article about oak apple

Comments on oak apple

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

WORD OF THE DAY

to move with a clumsy heavy tread

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

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!