initializer

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noun

One who, or that which, initializes.

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Meanings

nouninitializer (plural initializers)

plural initializers · alternative initialiser

  1. One who, or that which, initializes.
    1. computingA routine that prepares something for use.

      Since C++11, the auto keyword is used to tell the compiler to deduce the actual type of a variable that is being declared from its initializer.

      2017, Wisnu Anggoro, Learning C++ Functional Programming, page 8

Origin

From initialize + -er.

Full word history & related roots →
Cite this entry
APA

initializer. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/initializer

MLA

“initializer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/initializer. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “initializer,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/initializer.

Source: initializer on Wiktionary, CC BY-SA 4.0.