anacharis Meaning, Definition & Usage

An*ach"a*ris noun
Etymology
NL., fr. Gr. up + grace.
Definitions
  1. (Bot.) A fresh-water weed of the frog's-bit family (Hydrocharidaceæ), native to America. Transferred to England it became an obstruction to navigation. Called also waterweed and water thyme.

Webster 1913