Home › Words › B › bladderwrackbladderwrackbladderwrack means fucus vesiculosus, a seaweed in which iodine was first discovered.EtymologyFrom bladder + wrack.nounFucus vesiculosus, a seaweed in which iodine was first discovered.e.g.“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:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.fucusol 60% match — An oily liquid, resembling and possibly identical with furfural, obtained from fucus and other seaweeds. vs bladderwrack →fucoidin 59% match — Any of a group of fucosan sulfates present in brown algae of the genus Fucus. vs bladderwrack →rockweed 58% match — Ascophyllum nodosum, a seaweed also known as knotted wrack. vs bladderwrack →fucoid 57% match — Resembling or relating to seaweeds of the genus Fucus. vs bladderwrack →fucosan 56% match — A polysaccharide (of fucose) present in brown algae of the genus Fucus vs bladderwrack →fucan 54% match — A polymeric sulfate of fucose, found in some seaweeds vs bladderwrack →henware 51% match — A seaweed, badderlocks. vs bladderwrack →ascophyllan 51% match — A fucose-containing, sulfated polysaccharide isolated from brown alga of the genus Ascophyllum. vs bladderwrack →