Algae and Seaweed

Algae

algae n : primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves [syn: {alga}]

67 Moby Thesaurus words for "algae": 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

Cryptogamia \Cryp`to*ga"mi*a\ (kr?p`t?-g?"m?-?), n.; pl. {Cryptogami[ae]} (-?). [NL., fr. Gr. krypto`s hidden, secret + ga`mos marriage.] (Bot.) The series or division of flowerless plants, or those never having true stamens and pistils, but propagated by spores of various kinds. [1913 Webster] Note: The subdivisions have been variously arranged. The following arrangement recognizes four classes: -- I. {{Pteridophyta}, or {Vascular Acrogens}.} These include Ferns, {Equiseta} or Scouring rushes, {Lycopodiace[ae]} or Club mosses, {Selaginelle[ae]}, and several other smaller orders. Here belonged also the extinct coal plants called {Lepidodendron}, {Sigillaria}, and {Calamites}. II. {{Bryophita}, or {Cellular Acrogens}}. These include {Musci}, or Mosses, {Hepatic[ae]}, or Scale mosses and Liverworts, and possibly {Charace[ae]}, the Stoneworts. III. {{Alg[ae]}}, which are divided into {Floride[ae]}, the Red Seaweeds, and the orders {Dictyote[ae]}, {O["o]spore[ae]}, {Zo["o]spore[ae]}, {Conjugat[ae]}, {Diatomace[ae]}, and {Cryptophyce[ae]}. IV. {{Fungi}}. The molds, mildews, mushrooms, puffballs, etc., which are variously grouped into several subclasses and many orders. The {Lichenes} or Lichens are now considered to be of a mixed nature, each plant partly a Fungus and partly an Alga. [1913 Webster]

algae \algae\ n. plural of {alga}. [WordNet 1.5]

Alga \Al"ga\, n.; pl. {Alg[ae]} or {algae}. [L., seaweed.] (Bot.) A kind of seaweed; pl. the class of cellular cryptogamic plants which includes the black, red, and green seaweeds, as kelp, dulse, sea lettuce, also marine and fresh water conferv[ae], etc. The algae are primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves. [1913 Webster + WordNet 1.5]

Alga \Al"ga\, n.; pl. {Alg[ae]} or {algae}. [L., seaweed.] (Bot.) A kind of seaweed; pl. the class of cellular cryptogamic plants which includes the black, red, and green seaweeds, as kelp, dulse, sea lettuce, also marine and fresh water conferv[ae], etc. The algae are primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves. [1913 Webster + WordNet 1.5]

Seaweed

Seaweed is a loose colloquial term encompassing macroscopic, multicellular, benthic marine algae. The term includes some members of the red, brown and green algae.

seaweed n : plant growing in the sea, especially marine algae

54 Moby Thesaurus words for "seaweed": algae, autophyte, bean, bracken, brown algae, climber, conferva, confervoid, creeper, diatom, fern, fruits and vegetables, fucus, fungus, grapevine, green algae, gulfweed, herb, heterophyte, ivy, kelp, legume, lentil, liana, lichen, liverwort, mold, moss, mushroom, parasite, parasitic plant, pea, perthophyte, phytoplankton, planktonic algae, plant families, puffball, pulse, red algae, rockweed, rust, saprophyte, sargasso, sargassum, sea lentil, sea moss, sea wrack, smut, succulent, toadstool, vetch, vine, wort, wrack

Seaweed \Sea"weed`\, n. 1. Popularly, any plant or plants growing in the sea. [1913 Webster] 2. (Bot.) Any marine plant of the class Alg[ae], as kelp, dulse, {Fucus}, {Ulva}, etc. [1913 Webster]

Data Sources:

  • algae: WordNet (r) 2.0
  • algae: Moby Thesaurus II by Grady Ward, 1.0
  • algae: The Collaborative International Dictionary of English v.0.44
  • algae: The Collaborative International Dictionary of English v.0.44
  • algae: The Collaborative International Dictionary of English v.0.44
  • algae: The Collaborative International Dictionary of English v.0.44
  • seaweed: WordNet (r) 2.0
  • seaweed: Moby Thesaurus II by Grady Ward, 1.0
  • seaweed: The Collaborative International Dictionary of English v.0.44

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