isopropyl alcohol Word Origin noun Chemistry.
- a colorless, flammable, water-soluble liquid, C3H8O, produced from propylene by the action of sulfuric acid and hydrolysis: used chiefly in the manufacture of antifreeze and rubbing alcohol and as a solvent.
Origin of isopropyl alcohol First recorded in 1870–75 Also called dimethylcarbinol, isopropanol, secondary propyl alcohol. isopropyl alcohol in Medicine isopropyl alcohol [ī′sə-prō′pəl] n.
- A clear, colorless, flammable, mobile liquid used in antifreeze compounds, in lotions and cosmetics, and as a solvent for gums, shellac, and essential oils.
isopropyl alcohol in Science isopropyl alcohol [ī′sə-prō′pəl]
- A clear, colorless, flammable, mobile liquid that is one of the two isomers of propyl alcohol. It is used in antifreeze compounds, rubbing alcohol, lotions, and cosmetics, and also as a solvent for gums, shellac, and essential oils. Chemical formula: C3H8O.