Found 2 items, similar to stonewort.
English → English (WordNet) Definition: stonewort stonewort n : any of various submerged aquatic algae of the genus Chara having nodes with whorled filamentlike branches; usually encrusted with calcium carbonate deposits
English → English (gcide) Definition: Stonewort Stonewort \Stone"wort`\, n. (Bot.) Any plant of the genus Chara; -- so called because they are often incrusted with carbonate of lime. See Chara. [1913 Webster]