Noun: herb mercury
- Eurafrican annual naturalized in America as a weed; formerly dried for use as a purgative, diuretic or antisyphilitic
"Herb mercury was once common in medieval herbal remedies";
- herbs mercury, boys-and-girls, Mercurialis annua
Derived forms: herb mercuries, herbs mercury
Type of: herb, herbaceous plant
Part of: genus Mercurialis, Mercurialis