In a refined state, e.g. as flowers of sulphur, it is used medicinally as a laxative, a resolvent, and a sudorific, and as an ingredient of…

= cream of tartar n. at cream, n.2 4a; cf. sense 1a.

cream of tartar; see cream, n.2 4.

the purified and crystallized bitartrate of potassium, used in medicine and for various technical purposes.

In full polychrest salt (also sal polychrest, salt polychrest). A double salt of potassium sulphate and potassium nitrate; potassium sulphate; a…

Chemistry. A chemically neutral substance or species.

= sulphide, n. (Now only in Materia Medica and Mining.)

A substance containing arsenic, esp. one used as a drug, pesticide, or wood preservative.

A combination of gallic and nitric acids with a base.

A name given to nitro-glycerine, esp. as used in medicine.

Also more fully, hepar sulphurisor hepar sulphur. (H. s. calcareum) The name commonly given in homœopathy to calcium sulphide.

Usually with capital initial. A proprietary name for: a small, flat, or compressed piece of a solid substance (esp. a medicinal or chemical one), a…

A paraffin oil used as an emulsifying agent in pharmacy, and for making mulls in infrared spectroscopy.

a crystalline solid, C(CH2NO3)4, used as a high explosive and also medically as a vasodilator in the treatment of angina pectoris; abbreviated PETN.

Chemistry. In the names of substances which are polymers of compounds containing a vinyl group —CH=CH2. a water-soluble polymer of vinyl pyrrolidone…

Polyvinyl pyrrolidone, esp. as used in the manufacture of pharmaceutical products. See polyvinyl pyrrolidone n. at polyvinyl, n. 1f.

A synthetic analogue of the ergot alkaloids that stimulates the dopaminergic receptors of the brain, inhibiting the release of prolactin, and is used…