Word.ws English Dictionary

fucoid

fucoid adjective: resembling or relating to seaweeds of the genus Fucus.

Adjective

fucoid (comparative more fucoid, superlative most fucoid)

  1. Resembling or relating to seaweeds of the genus Fucus.
    • The first cell division in zygotes of the fucoid brown alga Pelvetia compressa is asymmetric […]2001, S. Bisgrove, D. Kropf, “Asymmetric cell division in fucoid algae”, in Journal of Cell Science, No. 114, 4319-4328
  2. Of sandstone: bearing seaweed-like markings.
    • Calcareous siltstone, Cambrian Fucoid Beds, earth.ox.ac.uk webpage
      The Fucoid beds are quite variable in appearance in composition […] The rock unit got its name from the early belief that these markings were the compressed remains of seaweeds (fucoids). Now it is thought that they are the trails...

Noun

fucoid (plural fucoids)

  1. A fucoid seaweed.
    • Among a number of unidentified specimens […] was one of an unusually well-defined, almost perfect frond of a fucoid.1910, Arthur Hollick, A New Fossil Fucoid

Forms of fucoid

Adjective
comparativemore fucoid
superlativemost fucoid
Noun
pluralfucoids

Origin of fucoid

From Ancient Greek φῦκος (phûkos, “seaweed”).

Questions about fucoid

What does fucoid mean?
Fucoid means resembling or relating to seaweeds of the genus Fucus.
What part of speech is fucoid?
Fucoid can be an adjective or a noun.

Words near fucoid in the dictionary

  1. fuckzoning
  2. fucoconjugate
  3. fucoconjugates
  4. fucogalactan
  5. fucogalactans
  6. fucoid
  7. fucoidal
  8. fucoidan
  9. fucoidanase
  10. fucoidanases
  11. fucoidans

Source and license

Adapted from Wiktionary: fucoid (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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