かいそう 海草 LinksSentence search for 海草Sentence search for かいそうSentence search for うみくさSentence search for うみぐさKanji details for 海 and 草Edit in JMdict Noun1. marine plant; seagrass2. seaweedColloquialism, See also 海藻Place3. KaisouWikipedia definition4. SeagrassSeagrasses are flowering plants from one of four plant families, all in the order Alismatales (in the class of monocotyledons), which grow in marine, fully saline environments.Read “Seagrass” on English WikipediaRead “海草” on Japanese WikipediaRead “Seagrass” on DBpediaOther forms海草 【うみくさ】、海草 【うみぐさ】 Discussions Log in to talk about this word.