surjection

noun
sur·​jec·​tion | \ (ˌ)sər-ˈjek-shən How to pronounce surjection (audio) \

Definition of surjection

: a mathematical function that is an onto mapping — compare bijection, injection sense 3

First Known Use of surjection

1964, in the meaning defined above

History and Etymology for surjection

probably from sur- + -jection (as in projection)

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The first known use of surjection was in 1964

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Cite this Entry

“Surjection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/surjection. Accessed 16 Feb. 2020.

More from Merriam-Webster on surjection

Nglish: Translation of surjection for Spanish Speakers

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