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superuser

noun

superuser is spelled S-U-P-E-R-U-S-E-R: 9 letters. It appears about once in every 21 million words in written English, the 138,319th most frequent word form (wordfreq, 2021 data). As a noun, superuser means “A user with complete access to the operating system and its configuration” (English Wiktionary, September 2026). The plural of superuser is superusers.

How many letters and syllables are in superuser?

Letters9: S-U-P-E-R-U-S-E-R
In writingabout once in every 21 million words; the 138,319th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is superuser?

Superuser appears about once in every 21 million words in written English, the 138,319th 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).

How do you pronounce superuser?

  • UK

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-uk-superuser.ogg, Wikimedia Commons (author and licence on each file's page).

Forms of superuser

  • superusers plural

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

What does superuser mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    A user with complete access to the operating system and its configuration.

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

Superuser in Spanish, French, German and Portuguese

In the sense user with complete access to an operating system:

LanguageWords
Frenchsuper-utilisateur, administrateur, root

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 superuser come from?

From super- + user.

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

What to look up after superuser