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Sulphuric acid; -- called also oil of vitriol. So called because first made by the distillation of green vitriol. See Sulphuric acid, under Sulphuric. [Colloq.] Blue vitriol. See under Blue. -- Green vitriol, ferrous sulphate; copperas. See under Green. -- Oil of vitriol, sulphuric or vitriolic acid; -- popularly so…

To convert into, or change to, a vitriol; to make into sulphuric acid or a sulphate.

Changed into a vitriol or a sulphate, or subjected to the action of sulphuric acid or of a sulphate; as, vitriolated potash, i. e., potassium sulphate.

The act, process, or result of vitriolating.

Of or pertaining to vitriol; derived from, or resembling, vitriol; vitriolous; as, a vitriolic taste. Cf. Vitriol. Vitriolic acid (Old Chem.), (a) sulphuric acid. See Vitriol (b). [Colloq.]

Capable of being converted into a vitriol.

The act of vitriolizing, or the state of being vitriolized; vitriolation.

To convert into a vitriol; to vitriolate.

See Vitriolic. [Obs.]

Like ink; suitable for making ink. Sulphate of iron (copperas, green vitriol) is called atramentarious, as being used in making ink.

d in medicine. The timber is very useful. See Eucalyptus. -- Blue jack, Blue stone, blue vitriol; sulphate of copper. -- Blue jacket, a man-of war's man; a sailor wearing a naval uniform. -- Blue jaundice. See under Jaundice. -- Blue laws, a name first used in the eighteenth century to describe certain supposititio…

Blue vitriol. Dunglison.

A fungicidal mixture composed of blue vitriol, lime, and water. The formula in common use is: blue vitriol, 6 lbs.; lime, 4 lbs.; water, 35 -- 50 gallons.

or conduct. In distillation, the water . . . brings over with it some part of the oil of vitriol. Sir I. Newton.

Native blue vitriol. See Blue vitriol, under Blue.

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.

Native sulphate of copper. Cf. Blue vitriol, under Blue.

green in color. -- Green turtle (Zoöl.), an edible marine turtle. See Turtle. -- Green vitriol. (a) (Chem.) Sulphate of iron; a light green crystalline substance, very extensively used in the preparation of inks, dyes, mordants, etc. (b) (Min.) Same as copperas, melanterite and sulphate of iron. -- Green ware, arti…

A kind of stone containing native vitriol or subphate of iron, used in making ink.

A hydrous sulphate of iron of a green color and vitreous luster; iron vitriol.