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red seaweed

any marine red alga, especially one of the genus Polysiphonia, having a reddish, much branched thallus.
Origin of red seaweed
1750-60 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for red seaweed
Historical Examples
  • The next thing that Laughing Sapphire found was a glowing piece of red seaweed.

    Fairies I Have Met Maud Margaret Key Stawell
  • These were all entangled in a mass of red seaweed, interlaced with stalks of the Macrocystis.

    Cruise of the 'Alert' R. W. Coppinger
British Dictionary definitions for red seaweed

red seaweed

another term for red algae
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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