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(Plants) any algae of the phylum Phaeophyta, such as the wracks and kelps, which contain a brown pigment in addition to chlorophyll
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any marine algae of the class Phaeophyceae, having brown pigments in addition to chlorophyll.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||brown algae - algae having the chlorophyll masked by brown and yellow pigments|
alga, algae - primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves
kelp - large brown seaweeds having fluted leathery fronds
rockweed - coarse brown seaweed growing on rocks exposed at low tide
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