1. the process of heating a substance to a high temperature until it turns to ash or powder, typically used in chemistry and metallurgy
Usage: technical; chemistry
2. in alchemy and historical chemistry, the heating of a substance to decompose it or extract its essential properties
Usage: archaic; historical

Examples

• The calcination of limestone produces calcium oxide, commonly known as quicklime.
• In the laboratory, calcination is used to remove organic impurities from mineral samples.
• The ancient alchemists believed calcination was a crucial step in their experiments.
• High-temperature calcination of the ore resulted in a pure metal product.
• The calcination process requires careful temperature control to achieve the desired results.