bladderwrack

B3L1A1D2D2E1R1W4R1A1C3K5

noun

Fucus vesiculosus, a seaweed in which iodine was first discovered.

Similar
black tangrockweedbladder fucussea oakblack tanycut weeddyers fucusred fucus
UncommonScrabble 25
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Meanings

nounbladderwrack (usually uncountable, plural bladderwracks)

plural bladderwracks · alternative bladder wrack

  1. uncountableusuallyFucus vesiculosus, a seaweed in which iodine was first discovered.

    Someone stood on a string of bladderwrack and made it pop, and some distance away the tide was turning.

    2016, Sarah Perry, The Essex Serpent, Serpentʼs Tail (2017), page 87

    Synonyms: black tang, rockweed, bladder fucus, sea oak, black tany, cut weed, dyers fucus, red fucus

Synonyms & antonyms

nounFucus vesiculosus, a seaweed in which iodine was first discovered.

Similar
black tangrockweedbladder fucussea oakblack tanycut weeddyers fucusred fucusrock wrack

More synonyms by meaning

nounsimilar to and found with black rockweed

Similar
Ascophyllum nodosum
Broader
rockweed

nouna common rockweed used in preparing kelp and as manure

Similar
black rockweedbladder fucustangFucus vesiculosus
Broader
rockweed
Also see
tang

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From bladder + wrack.

Full word history & related roots →

Translations

Finnish rakkolevä, rakkohauru
  • rakkoleväFucus vesiculosus
  • rakkohauruFucus vesiculosus
Swedish blåstång
  • blåstångFucus vesiculosus
Turkish esmer su yosunu
  • esmer su yosunuFucus vesiculosus
Cite this entry
APA

bladderwrack. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/bladderwrack

MLA

“bladderwrack.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bladderwrack. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “bladderwrack,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/bladderwrack.

Source: bladderwrack on Wiktionary, CC BY-SA 4.0.