altiplanation

noun
al·​ti·​pla·​na·​tion | \ ˌaltə̇plāˈnāshən, -pləˈ- \
plural -s

Definition of altiplanation

: the erosion process that produces extensive flat surfaces at high altitudes

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 altiplanation

1916, in the meaning defined above

History and Etymology for altiplanation

alti- + planation

Keep scrolling for more

Learn More About altiplanation

Time Traveler for altiplanation

Time Traveler

The first known use of altiplanation was in 1916

See more words from the same year

Statistics for altiplanation

Cite this Entry

“Altiplanation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/altiplanation. Accessed 17 Jun. 2021.

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

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Dog Breeds

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!