diapir

noun
di·​a·​pir | \ˈdī-ə-ˌpir \

Definition of diapir 

: an anticlinal fold in which a mobile core has broken through brittle overlying rocks

Other Words from diapir

diapiric \ˌdī-​ə-​ˈpir-​ik \ adjective

First Known Use of diapir

1918, in the meaning defined above

History and Etymology for diapir

French, probably from Greek diapeirein to drive through, from dia- + peirein to pierce; akin to Greek poros passage — more at fare

Keep scrolling for more

Learn More about diapir

Statistics for diapir

Look-up Popularity

Time Traveler for diapir

The first known use of diapir was in 1918

See more words from the same year

More from Merriam-Webster on diapir

Rhyming Dictionary: Words that rhyme with diapir

Britannica.com: Encyclopedia article about diapir

Comments on diapir

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

WORD OF THE DAY

the figure or shape of a crescent moon

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!