- any large, brown, cold-water seaweed of the family Laminariaceae, used as food and in various manufacturing processes.
- a bed or mass of such seaweeds.
- the ash of these seaweeds.
- to burn these seaweeds for their ash.
Origin of kelp
Examples from the Web for kelp
Historical Examples of kelp
Kelp, or sea-weed, is used with advantage where it can be obtained.The Cauliflower
A. A. Crozier
The others, looking off toward the kelp, then see more of the birds.The Land of Fire
A ton of kelp is obtained from 20 to 22 tons of wet sea-weed.
If basalt be used, the proportion of kelp may be diminished.
Then, too, a big bed of the kelp is a great break to the sea.Jack the Young Canoeman
George Bird Grinnell
- any large brown seaweed, esp any in the order Laminariales
- the ash of such seaweed, used as a source of iodine and potash
Word Origin for kelp
Word Origin and History for kelp
1660s, from Middle English culpe (late 14c.), of unknown origin. Kelper "native or inhabitant of the Falkland Islands" is attested from 1960.
- Any of various brown, often very large seaweeds that grow in colder ocean regions. Kelps are varieties of brown algae of the order Laminariales, with some species growing over 61 m (200 ft) long. Kelps are harvested as food (primarily in eastern Asia), as fertilizer, and for their sodium and potassium salts, used in industrial processes. Kelps are also a source of thickening agents and colloid stabilizers used in many commercial products. See more at brown alga.