Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.
1. Any of various brown seaweeds of the order Laminariales, often growing very large and forming dense beds.
2. The ashes of seaweed, formerly used as a source of potash and iodine.
[Middle English culp.]
1. (Plants) any large brown seaweed, esp any in the order Laminariales
2. the ash of such seaweed, used as a source of iodine and potash
[C14: of unknown origin]
1. any large, brown, cold-water seaweed of the family Laminariaceae, used as food and in manufacturing processes.
2. a bed or mass of such seaweeds.
3. the ashes of these seaweeds, a source of iodine.
[1350–1400; appar. dial. variant of Middle English culp]
Any of various brown, often very large seaweeds that live in colder ocean regions. Kelp are varieties of brown algae. Some species grow over 200 feet (61 meters) long.
Kelpseaweeds to be burnt or processed, collectively, 1387.
Switch to new thesaurus
|Noun||1.||kelp - large brown seaweeds having fluted leathery fronds|
brown algae - algae having the chlorophyll masked by brown and yellow pigments