fucus

[ fyoo-kuhs ]

noun,plural fu·ci

[fyoo-sahy], /ˈfyu saɪ/, fu·cus·es.

any olive-brown seaweed or alga of the genus Fucus, having branching fronds and often air bladders.

Origin of fucus

1590–1600; <Latin <Greek phŷkos orchil, red color, rock lichen, rouge

Words Nearby fucus

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use fucus in a sentence

The largest species (E. fucicola) is parasitic on fucus, growing in brush-like tufts about an inch long.
The Sea Shore | William S. Furneaux
In the typical genus—fucus—the root is a conical disc, and the frond flat or compressed and forked.
The Sea Shore | William S. Furneaux
fucus and Laminaria constitute the kelp from which iodine is obtained, and were at one time the source of the potash of commerce.
The Sea-beach at Ebb-tide | Augusta Foote Arnold
This species, formerly called fucus nodosus, is next to fucus vesiculosus the most common rockweed.
The Sea-beach at Ebb-tide | Augusta Foote Arnold
It is sometimes found free, but generally attached by its extremity to eel-grass or fucus, seldom to rocks.
The Sea-beach at Ebb-tide | Augusta Foote Arnold

British Dictionary definitions for fucus

fucus

/ (ˈfjuːkəs) /

nounplural -ci (-saɪ) or -cuses

any seaweed of the genus Fucus, common in the intertidal regions of many shores and typically having greenish-brown slimy fronds: See also wrack 2 (def. 2)

Origin of fucus

C16: from Latin: rock lichen, from Greek phukos seaweed, dye, of Semitic origin

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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