Definition of potassium

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Potassium (n.) An Alkali element, occurring abundantly but always combined, as in the chloride, sulphate, carbonate, or silicate, in the minerals sylvite, kainite, orthoclase, muscovite, etc. Atomic weight 39.0. Symbol K (Kalium)..

Lern More About Potassium

Iodide :: Iodide (n.) A binary compound of iodine, or one which may be regarded as binary; as, potassium iodide..
Stub :: Stryphnic (a.) Pertaining to, or designating, a complex nitrogenous acid, obtained by the action of acetic acid and potassium nitrite on uric acid, as a yellow crystalline substance, with a bitter, astringent taste..
Saline :: Saline (n.) A metallic salt; esp., a salt of potassium, sodium, lithium, or magnesium, used in medicine..
Fowler''s Solution :: Fowler's solution () An aqueous solution of arsenite of potassium, of such strength that one hundred parts represent one part of arsenious acid, or white arsenic; -- named from Fowler, an English physician who first brought it into use..
Vinasse :: Vinasse (n.) The waste liquor remaining in the process of making beet sugar, -- used in the manufacture of potassium carbonate..
Pottassic :: Pottassic (a.) Pertaining to, or containing, potassium..
Vichy Water :: Vichy water () A mineral water found at Vichy, France. It is essentially an effervescent solution of sodium, calcium, and magnetism carbonates, with sodium and potassium chlorides; also, by extension, any artificial or natural water resembling in composition the Vichy water proper. Called also, colloquially, Vichy..
Soap :: Soap (n.) A substance which dissolves in water, thus forming a lather, and is used as a cleansing agent. Soap is produced by combining fats or oils with alkalies or alkaline earths, usually by boiling, and consists of salts of sodium, potassium, etc., with the fatty acids (oleic, stearic, palmitic, etc.). See the Note below, and cf. Saponification. By extension, any compound of similar composition or properties, whether used as a cleaning agent or not..
Match :: Match (n.) Anything used for catching and retaining or communicating fire, made of some substance which takes fire readily, or remains burning some time; esp., a small strip or splint of wood dipped at one end in a substance which can be easily ignited by friction, as a preparation of phosphorus or chlorate of potassium..
Vitriolated :: Vitriolated (a.) 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..
Potash :: Potash (n.) The hydroxide of potassium hydrate, a hard white brittle substance, KOH, having strong caustic and alkaline properties; -- hence called also caustic potash..
Kalium :: Kalium (n.) Potassium; -- so called by the German chemists.
Chromium :: Chromium (n.) A comparatively rare element occurring most abundantly in the mineral chromite. Atomic weight 52.5. Symbol Cr. When isolated it is a hard, brittle, grayish white metal, fusible with difficulty. Its chief commercial importance is for its compounds, as potassium chromate, lead chromate, etc., which are brilliantly colored and are used dyeing and calico printing. Called also chrome..
Abraum Salts :: Abraum salts (n.) A red ocher used to darken mahogany and for making chloride of potassium.
Metalloid :: Metalloid (n.) Formerly, the metallic base of a fixed alkali, or alkaline earth; -- applied by Sir H. Davy to sodium, potassium, and some other metallic substances whose metallic character was supposed to be not well defined..
Bichromatize :: Bichromatize (v. t.) To combine or treat with a bichromate, esp. with bichromate of potassium; as, bichromatized gelatine..
Ethide :: Ethide (n.) Any compound of ethyl of a binary type; as, potassium ethide..
Haloxyline :: Haloxyline (n.) An explosive mixture, consisting of sawdust, charcoal, niter, and ferrocyanide of potassium, used as a substitute for gunpowder..
Carnallite :: Carnallite (n.) A hydrous chloride of potassium and magnesium, sometimes found associated with deposits of rock salt..
Pearlash :: Pearlash (n.) A white amorphous or granular substance which consists principally of potassium carbonate, and has a strong alkaline reaction. It is obtained by lixiviating wood ashes, and evaporating the lye, and has been an important source of potassium compounds. It is used in making soap, glass, etc..
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