lithium carbonate Word Origin noun Chemistry.
- a colorless crystalline compound, Li2CO3, slightly soluble in water: used in ceramic and porcelain glazes, pharmaceuticals, and luminescent paints.
Origin of lithium carbonate First recorded in 1870–75 British Dictionary definitions for lithium carbonate lithium carbonate noun
- a white crystalline solid used in the treatment of manic-depressive illness and mania. Formula: Li 2 CO 3 . Lithium citrate is also sometimes used for this purpose