Stonewort

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of various complex algae of the family Characeae, known for being branched and having enclosed egg cells.
  2. 2
    any of various submerged aquatic algae of the genus Chara having nodes with whorled filamentlike branches; usually encrusted with calcium carbonate deposits wordnet

Etymology

From stone + wort.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.