| Fucoid 1. (a.) Properly, belonging to an order of alga: (Fucoideae) which are blackish in color, and produce oospores which are not fertilized until they have escaped from the conceptacle. The common rockweeds and the gulfweed (Sargassum) are fucoid in character. 2. (a.) In a vague sense, resembling seaweeds, or of the nature of seaweeds. 3. (n.) A plant, whether recent or fossil, which resembles a seaweed. See Fucoid. Thesaurus Entries Ectocarpales, Iceland moss, Irish moss, Phaeophyceae, autophyte, bean, bracken, brown algae, climber, conferva, confervoid, creeper, diatom, dulse, fern, fruits and vegetables, fucoid, fucus, fungi, fungus, grapevine, green algae, gulfweed, herb, heterophyte, ivy, kelp, legume, lentil, liana, lichen, liverwort, mold, molds, moss, mushroom, parasite, parasitic plant, pea, perthophyte, phytoplankton, plankton, planktonic algae, plant families, pond scum, puffball, pulse, red algae, reindeer moss, rockweed, rust, saprophyte, sargasso, sargassum, scum, sea lentil, sea moss, sea wrack, seaweed, smut, succulent, thallogens, toadstool, vetch, vine, wort, wrack |