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fucus

/ˈfjuː.kəs/noun

fucus is a noun meaning “Any alga of the genus Fucus” (English Wiktionary, September 2026). It is spelled F-U-C-U-S, and it appears about once in every 27 million words in written English (wordfreq, 2021 data). The plural of fucus is fuci or fucuses.

What does fucus mean?

noun

  1. 1

    Any alga of the genus Fucus.

    Sea-weeds, consisting of different species of fuci, algæ, and confervæ, are much used as a manure on the sea-coasts of Britain and Ireland.

  2. 2

    obsoleteA skin cosmetic, a wash or colouring for the skin.

  3. 3

    obsoleteA veil, pretense, mask; an artifice, deception.

  4. 4

    obsoleteAny dye or colouring.

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

How do you pronounce fucus?

  • /ˈfjuː.kəs/

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-fucus.wav, Wikimedia Commons (author and licence on each file's page).

Forms of fucus

  • fuci plural
  • fucuses plural
  • fukes

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

How common is fucus?

Fucus appears about once in every 27 million words in written English, the 157,761st 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).

Where does fucus come from?

From New Latin Fūcus, from Ancient Greek φῦκος (phûkos).

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