Dictionary

stonewort

noun stone·wort \-ˌwərt, -ˌwrt\

Definition of STONEWORT

:  any of various freshwater green algae (order Charales) that have a thallus differentiated into rhizoids and stems with whorls of branchlets and that are often encrusted with calcareous deposits
ADVERTISEMENT

First Known Use of STONEWORT

1816

Browse

Next Word in the Dictionary: stone yellowPrevious Word in the Dictionary: stoneworkerAll Words Near: stonewort
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears