autoclastic

adjective
au·​to·​clastic

Definition of autoclastic

: broken in place used of rocks having a broken or brecciated structure due to crushing in contrast to those of brecciated materials brought from a distance

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 autoclastic

1891, in the meaning defined above

History and Etymology for autoclastic

aut- + clastic

Learn More About autoclastic

Time Traveler for autoclastic

Time Traveler

The first known use of autoclastic was in 1891

See more words from the same year

Dictionary Entries Near autoclastic

autocinesis

autoclastic

autoclave

See More Nearby Entries 

Statistics for autoclastic

Cite this Entry

“Autoclastic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autoclastic. Accessed 1 Dec. 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: Flower Edition

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!