Definition of fucus in English:


Line breaks: fucus
Pronunciation: /ˈfjuːkəs

noun (plural fuci /ˈfjuːsʌɪ/)

  • A seaweed of a large genus of brown algae having flat leathery fronds.
    • Genus Fucus, class Phaeophyceae
    More example sentences
    • A professor of microbiology at the university discovered the bacteria earlier this year growing on fucus seaweed in the Firth of Forth.
    • Species of Fucus are recorded almost world-wide.
    • In 2005, it was announced that bacteria grown on Fucus have the ability to attack and kill the MRSA superbug.


early 17th century (denoting a cosmetic): from Latin, 'rock lichen, red dye, rouge', from Greek phukos 'seaweed', of Semitic origin.

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