automorphism

noun
au·​to·​mor·​phism | \ ˌȯ-tə-ˈmȯr-ˌfi-zəm How to pronounce automorphism (audio) \

Definition of automorphism

: an isomorphism of a set (such as a group) with itself

First Known Use of automorphism

1862, in the meaning defined above

History and Etymology for automorphism

aut- + isomorphism

Keep scrolling for more

Learn More about automorphism

Time Traveler for automorphism

Time Traveler

The first known use of automorphism was in 1862

See more words from the same year

Statistics for automorphism

Cite this Entry

“Automorphism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/automorphism. Accessed 16 Jul. 2020.

More from Merriam-Webster on automorphism

Britannica.com: Encyclopedia article about automorphism

Comments on automorphism

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

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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!