a white, crystalline, deliquescent, water-soluble powder, KC 2 H 3 O 2 , used chiefly as a reagent in analytical chemistry.
noun, Chemistry. 1. 1 (def 1). [al-uh m] /ˈæl əm/ noun, Chemistry. 1. Also called potash alum, potassium alum. a crystalline solid, aluminum potassium sulfate, K 2 SO 4 ⋅Al 2 (SO 4) 3 ⋅24H 2 O, used in medicine as an astringent and styptic, in dyeing and tanning, and in many technical processes. 2. […]
noun, Chemistry. 1. a white, crystalline, slightly water-soluble powder, KSbO 3 , used chiefly as a pigment in paints.
noun, Chemistry. 1. . noun, Chemistry, Pharmacology. 1. a white, water-soluble, sweet and metallic-tasting, poisonous powder or granules, C 4 H 4 KO 7 Sb, used as a mordant for dyeing textiles and leather, and in medicine as an expectorant, for inducing vomiting, and for infections by schistosomes. noun 1. another name for antimony potassium […]
- Potassium-argon dating
[puh-tas-ee-uh m-ahr-gon] /pəˈtæs i əmˌɑr gɒn/ noun, Geology. 1. a method for estimating the age of a mineral or rock, based on measurement of the rate of decay of radioactive potassium into argon. noun 1. a technique for determining the age of minerals based on the occurrence in natural potassium of a small fixed amount […]