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.
Any of various red, green, or brown algae that live in ocean waters. Some species of seaweed are free-floating, while others are attached to the ocean bottom. Seaweed range from the size of a pinhead to having large fronds (such as those of many kelps) that can be as much as 30.5 m (100 ft) in length. Certain species are used for food (such as nori) and fertilizer, and others are harvested for carrageenan and other substances used as thickening, stabilizing, emulsifying, or suspending agents in industrial, pharmaceutical, and food products. Seaweed is also a natural source of the element iodine, which is otherwise found only in very small amounts.
Plankton that consists of minute plants and other photosynthetic organisms, including cyanobacteria, diatoms, and dinoflagellates.
The usually microscopic animal and plant life found floating or drifting in the ocean or in bodies of fresh water, used as food by nearly all aquatic animals
Any of various brown algae of the genus Fucus, which includes many of the rockweeds.
Any of a genus (Sargassum, family Sargassaceae) of floating brown algae (order Fucales) found in tropical seas and having a main stem with flattened outgrowths like leaves, and branches with berry-like air sacs; gulfweed
A plant, vegetable, or herb
Find another word for algae. In this page you can discover 32 synonyms, antonyms, idiomatic expressions, and related words for algae, like: kelp, seaweed, rockweed, scum, blue-green-algae, red-algae, green-algae, fungus, molds, phytoplankton and plankton.