fucus Meaning, Definition & Usage

  1. noun any member of the genus Fucus

WordNet

Fu"cus noun
Etymology
L. rock lichen, orchil, used as a red dye, red or purple color, disguise, deceit.
Wordforms
plural Fuci
Definitions
  1. A paint; a dye; also, false show. Obs.
  2. (Bot.) A genus of tough, leathery seaweeds, usually of a dull brownish green color; rockweed. ✍ Formerly most marine alg? were called fuci.

Webster 1913