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validator

noun

validator is a noun meaning “One who validates” (English Wiktionary, September 2026). It is spelled V-A-L-I-D-A-T-O-R, and it appears about once in every 11 million words in written English (wordfreq, 2021 data). The plural of validator is validators.

What does validator mean?

noun

  1. 1

    One who validates.

  2. 2

    Something that validates.

    Use the HTML validator to check that your web page is correctly coded.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Forms of validator

  • validators plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is validator?

Validator appears about once in every 11 million words in written English, the 99,289th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Validator in Spanish, French, German and Portuguese

LanguageWords
Frenchcachet, validateur (one who validates)
GermanPrüfer, Prüferin, Validierer, Validiererin (one who validates), Entwerter (something that validates)
Portuguesevalidador (one who validates)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does validator come from?

From validate + -or.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).