adarce

Century Dictionary and Cyclopedia

1. n. A saltish concretion on reeds and grass in marshy grounds, noted especially in ancient Galatia, Asia Minor. It is soft and porous, and has been used to cleanse the skin in leprosy, tetters, and other diseases.

GNU Webster's 1913

1. n. A saltish concretion on reeds and grass in marshy grounds in Galatia. It is soft and porous, and was formerly used for cleansing the skin from freckles and tetters, and also in leprosy.