macrocystis pyrifera

2 definitions found

macrocystis pyrifera - Collaborative International Dictionary of English v.0.48 :

  Kelp \Kelp\ (k[e^]lp), n. [Formerly kilpe; of unknown origin.]
     1. The calcined ashes of seaweed, -- formerly much used in
        the manufacture of glass, now used in the manufacture of
        iodine.
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     2. (Bot.) Any large blackish seaweed.
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     Note: Laminaria is the common kelp of Great Britain;
           Macrocystis pyrifera and Nereocystis Lutkeana are
           the great kelps of the Pacific Ocean.
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     Kelp crab (Zool.), a California spider crab (Epialtus  productus
        ), found among seaweeds, which it resembles in
        color.
  
     Kelp salmon (Zool.), a serranoid food fish (Serranus  clathratus
        ) of California. See Cabrilla.
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  Macrocystis \Mac`ro*cys"tis\, n. [NL. See Macro-, and Cyst.]
     (Bot.)
     An immensely long blackish seaweed of the Pacific
     (Macrocystis pyrifera), having numerous almond-shaped air
     vessels.
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