Calcines is a term used to describe the process of heating a substance to high temperatures in order to drive off volatile matter or to decompose it. The most suitable antonyms for calcines are words that describe the opposite process or state of being, such as cool, freeze, chill, or solidify. Whereas calcination involves breaking down materials into their elemental components, these antonyms imply the opposite, that is, assembling or building structures by bringing different components together. Other possible antonyms for calcines include liquefy, melt, dissolve or dissolve, which denote the conversion of solids into liquids or gases. Overall, the antonyms for calcines convey the opposite end of the process of thermal decomposition.