Surjective

//səˈd͡ʒɛktɪv// adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Of, relating to, or being a surjection. not-comparable

    "1974, Thomas W. Hungerford, Algebra, Springer, page 5, A function f is surjective (or onto) provided f(A)=B; in other words, for each b∈B,b=f(a) for some a∈A. A function f is said to be bijective (or a bijection or a one-to-one correspondence) if it is both injective and surjective."

Synonyms

All synonyms
ontoontoright total

Example

More examples

"1974, Thomas W. Hungerford, Algebra, Springer, page 5, A function f is surjective (or onto) provided f(A)=B; in other words, for each b∈B,b=f(a) for some a∈A. A function f is said to be bijective (or a bijection or a one-to-one correspondence) if it is both injective and surjective."

Related phrases

surjective functionsurjective map

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.