alga

Noun
  1. Primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves (synset 101399755)
    is a type of: protoctist - any of the unicellular protists
    subtypes:
    • seaweed - plant growing in the sea, especially marine algae
    • golden algae - algae having the pigments chlorophyll and carotene and xanthophyll
    • yellow-green algae - any alga of the division Chrysophyta with its chlorophyll masked by yellow pigment
    • diatom - microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica
    • confervoid algae - algae resembling confervae especially in having branching filaments
    • brown algae - algae having the chlorophyll masked by brown and yellow pigments
    • euglenid, euglenoid, euglenophyte - marine and freshwater green or colorless flagellate organism
    • chlorophyte, green algae - algae that are clear green in color; often growing on wet ricks or damp wood or the surface of stagnant water
    • chlorella - any alga of the genus Chlorella
    • red algae - marine algae in which the chlorophyll is masked by a red or purplish pigment; source of agar and carrageenan
    • cryptomonad, cryptophyte - common in fresh and salt water appearing along the shore as algal blooms
    same as: algae

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