Free TranslationFree Translation
Synonyms, antonyms, pronunciation

  Home
English Dictionary      examples: 'day', 'get rid of', 'New York Bay'




Copperas   Listen
noun
Copperas  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. Note: The term copperas was formerly synonymous with vitriol, and included the green, blue, and white vitriols, or the sulphates of iron, copper, and zinc.






Collaborative International Dictionary of English 0.48








Advanced search
     Find words:
Starting with
Ending with
Containing
Matching a pattern  

Synonyms
Antonyms
Quotes
Words linked to  

only single words



Share |





"Copperas" Quotes from Famous Books



... resources of the times, boiling poke-berries in alum to get a crimson, using sassafras for a yellow or an orange, and producing a black by boiling the fabric with field-sorrel and then boiling it again with logwood and copperas. ...
— Stories from Everybody's Magazine • 1910 issues of Everybody's Magazine

... steamer-sailing. When they touched land they ran away to the curio shops to buy things which are prepared for them—mauve and magenta and blue-vitriol things. By this time they have a 'Murray' under one arm and an electric-blue eagle with a copperas beak and a yellow 'E pluribus unum' embroidered on ...
— Letters of Travel (1892-1913) • Rudyard Kipling

... from St. Louis and will land about 11, like she allus does. And she goes back to-morrow, or the next day, I forget which. Sometimes she changes her schedule and don't go back till Saturday—and sometimes they get up an excursion here to go up to Copperas Creek, and then she don't go back until that's over. But when she gets in, just ask the captain, and he'll ...
— Mitch Miller • Edgar Lee Masters

... apparently as pure as if it had passed through the fire, which had been struck off with a chisel from a piece equally pure, growing on one of the islands in Lake Superior. Rich veins of copper are visible in almost all the rocks on these islands near the shore; and copper ore, resembling copperas, is likewise found in deep beds near the water.—Weld, ...
— The Conquest of Canada (Vol. 1 of 2) • George Warburton

... already been pointed out that nitrification is arrested by the action of antiseptics, such as chloroform, bisulphide of carbon, and carbolic acid. Another substance which has been found to have an injurious action is ferrous sulphate or "copperas," a substance which is apt to be present in badly drained soils, or soils in which there is much actively putrefying organic matter. Maercker has found that in moor soils containing ferrous sulphate, no nitrates, or mere traces of nitrates, could ...
— Manures and the principles of manuring • Charles Morton Aikman

... world), let our Three Hundred curb and consolidate as they can! Loustalot, under the wing of Prudhomme dull-blustering Printer, edits weekly his Revolutions de Paris; in an acrid, emphatic manner. Acrid, corrosive, as the spirit of sloes and copperas, is Marat, Friend of the People; struck already with the fact that the National Assembly, so full of Aristocrats, 'can do nothing,' except dissolve itself, and make way for a better; that the Townhall Representatives are little other ...
— The French Revolution • Thomas Carlyle

... to give Mr. Passmore a teaspoonful of lamp oil—karosene," said the cow doctor, coming forward, evidently feeling that it was time he spoke up himself. "Lamp oil is mighty rousin' to them as late like he's doin'. I've used copperas for such—but takes longer. Some say a dose of turpentine is better lamp oil—but I 'low ...
— The Power and the Glory • Grace MacGowan Cooke

... perfectly. Thus, if a piece of linen cloth be dipped into a solution of madder, it will come out just tinged with the colour; but if a piece of the same be previously dipped into a solution of alum or copperas, and dried previously to being dipped in the madder, the alum will become so far impregnated with the colouring principle, that the cloth will receive a perfect dye, and be so fixed that it cannot be separated by any common means. Thus it will be observed, that the art ...
— The Botanist's Companion, Vol. II • William Salisbury

... requisition for such materials as were wanting to carry into effect the endeavour to manufacture woollens and linens, viz a large quantity of reeds from 400 to 1600; two complete sets of hackles; one gross of tow and wool cards, with a quantity of log wood, red wood, copperas, and allum. ...
— An Account of the English Colony in New South Wales, Vol. 2 • David Collins

... perhaps still more than ever, did the horror of our situation stare us in the face. There was no doubt that the poisoned barrel had at some time or other contained copperas; but what strange fatality had converted it into a water cask, or what fatality, stranger still, had caused it to be brought on board the raft, was a problem that none could solve. Little, however, did it matter now; the fact was evi- dent ...
— The Survivors of the Chancellor • Jules Verne

... water, 1 quart. All the astringents of the pharmacopoeia have been employed with more or less advantage, and some particular one seems to suit particular cases or patients. To destroy the grapes, they may be rubbed daily with strong caustics (copperas, bluestone, lunar caustic), or each may be tied round its neck with a stout, waxed thread, or, finally and more speedily, they may be cut off by a black-smith's shovel heated to redness and applied with its sharp edge toward the neck of the excrescence, over a cold shovel ...
— Special Report on Diseases of the Horse • United States Department of Agriculture



Copyright © 2024 e-Free Translation.com