Copperas
[kɒpәrәs]
Definition
(n.) Green vitriol, or sulphate of iron; a green crystalline substance, of an astringent taste, used in making ink, in dyeing black, as a tonic in medicine, etc. It is made on a large scale by the oxidation of iron pyrites. Called also ferrous sulphate.
Typed by Edmund
Synonyms and Synonymous
n. Green vitriol, sulphate of iron (crystallized).
Inputed by Edna
Definition
n. sulphate of iron used in dyeing black or making ink.
Checked by Hayes
Unserious Contents or Definition
To dream of copperas, foretells unintentional wrong will be done you which will be distressing and will cause you loss.
Checker: Luther
Examples
- Copperas, or Green Vitriol Sulphate of Iron. William K. David. Secrets of Wise Men, Chemists and Great Physicians.
- Among other lining materials found suitable were soapstone, alumina, ammonia, copperas, starch, Epsom salts, and gypsum, paper, pulp, and alum, and a mixture of various other materials. William Henry Doolittle. Inventions in the Century.
- Boil the logwood for 30 minutes in a gallon of water, and then add the copperas and lampblack. William K. David. Secrets of Wise Men, Chemists and Great Physicians.
Checker: Luther