[ gohl-duh n broun ]
/ ˈgoʊl dən ˌbraʊn /
a group of mostly marine, motile algae of the phylum Chlorophyta, characterized by the presence of the pigments chlorophyll, carotene, and xanthophyll, which impart golden to yellow-brown colors.
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Origin of golden-brown algae
First recorded in 1955–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019