What is "fucoid"

Fucoid \Fu"coid\, a. [Fucus + -oid.] (Bot.)

1. Properly, belonging to an order of alga: ( Fucoide[ae]) which are blackish in color, and produce o["o]spores which are not fertilized until they have escaped from the conceptacle. The common rockweeds and the gulfweed ( Sargassum) are fucoid in character.

2. In a vague sense, resembling seaweeds, or of the nature of seaweeds.

Fucoid \Fu"coid\, n. (Bot.) A plant, whether recent or fossil, which resembles a seaweed. See Fucoid, a.

a. 1 Resembling or relating to seaweeds of the genus ''Fucus''. 2 Of sandstone: containing seaweed-like markings. n. A fucoid seaweed.

1. n. a fossilized cast or impression of algae of the order Fucales

2. any of various algae of the family Fucaceae [syn: fucoid algae]