multiplicative identity

noun

Definition of multiplicative identity

: an identity element (such as 1 in the group of rational numbers without 0) that in a given mathematical system leaves unchanged any element by which it is multiplied

First Known Use of multiplicative identity

1958, in the meaning defined above

Learn More About multiplicative identity

Time Traveler for multiplicative identity

Time Traveler

The first known use of multiplicative identity was in 1958

See more words from the same year

Dictionary Entries Near multiplicative identity

multiplicative

multiplicative identity

multiplicative inverse

See More Nearby Entries 

Statistics for multiplicative identity

Cite this Entry

“Multiplicative identity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/multiplicative%20identity. Accessed 16 Jan. 2022.

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

More from Merriam-Webster on multiplicative identity

Britannica.com: Encyclopedia article about multiplicative identity

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!