1A large brown seaweed that typically has a long, tough stalk with a broad frond divided into strips. Some kinds grow to a very large size and form underwater “forests” that support a large population of animals.
- Family Laminariaceae, class Phaeophyceae, including the genera Laminaria (used in some areas as manure) and Macrocystis (harvested in the US as a source of algin)
More example sentences
- Two wholesome brown kelps that are popular among Japanese diners are kombu and arame.
- In aquatic habitats, bryozoans may be found on all types of hard substrates: sand grains, rocks, shells, wood, and blades of kelps and other algae may be heavily encrusted with bryozoans.
- Many large kelps use gas-filled floatation bladders to keep their large blades near the surface, and therefore in the light.
late Middle English: of unknown origin.
Definition of kelp in:
- The British & World English dictionary