Annealed; spec. (of earthenware) fired, glazed; (of a metal) tempered.

That has been brought to the required degree of hardness and elasticity, as steel; also said vaguely or poetically of other metals.

Of metal, glass, etc.: subjected to a process of heating and (typically slow) cooling in order to remove internal stresses and reduce…

Of a person, body part, animal, etc.: toughened or strengthened by physical labour.

Of metals: Tempered. Also figurative.

(esp. of steel) allowed to harden in air; subjected to an air-hardening process.

Metallurgy. Of metal: strengthened or hardened by plastic deformation at ambient temperature (cold working), which increases the number of…