()

noun
algae; seaweed; aquatic plant
1. algae; seaweed; water plant
A general term for aquatic plants that grow in water, including freshwater algae, pond weed, and marine seaweed.
(いけ)()()えている。
Algae are growing in the pond.
水槽(すいそう)()()(のぞ)いた。
I removed the algae from the fish tank.
(なつ)になると(かわ)(なが)れが(ゆる)やかな場所(ばしょ)()(しげ)って、水面(すいめん)緑色(みどりいろ)になる。
In summer, algae grow thick in places where the river current is gentle, turning the water surface green.

A native Japanese word for aquatic vegetation. Often appears in compounds.

COMMON COLLOCATIONS:

  • ()()える (algae grows)
  • ()(しげ)る (algae thrives/grows thick)
  • ()()る (to remove algae)
  • 海藻(かいそう) (seaweed — (うみ) + ())

COMMON COMPOUNDS:

  • 海藻(かいそう) (seaweed)
  • 水草(みずくさ) (aquatic plant — synonym using different kanji)
  • 藻類(そうるい) (algae as a biological classification)

The character () also appears in 藻掻(もが)く (to struggle, to flounder), though the connection is etymological rather than semantic.