Definitions for kelpkɛlp
Random House Webster's College Dictionary
any large, brown, cold-water seaweed of the family Laminariaceae, used as food and in manufacturing processes.
a bed or mass of such seaweeds.
the ashes of these seaweeds, a source of iodine.
Origin of kelp:
1350–1400; appar. dial. var. of ME culp
large brown seaweeds having fluted leathery fronds
any of several large brown seaweeds (order Laminariales).
the calcined ashes of seaweed, -- formerly much used in the manufacture of glass, now used in the manufacture of iodine
any large blackish seaweed
The Nuttall Encyclopedia
an alkaline substance derived from the ashes of certain sea-weeds, yielding iodine, soda, potass, and certain oils; kelp-burning was formerly a valuable industry in Orkney and the Hebrides.
U.S. National Library of Medicine
Large, robust forms of brown algae (PHAEOPHYCEAE) in the order Laminariales. They are a major component of the lower intertidal and sublittoral zones on rocky coasts in temperate and polar waters. Kelp, a kind of SEAWEED, usually refers to species in the genera LAMINARIA or MACROCYSTIS, but the term may also be used for species in FUCUS or Nereocystis.