(chemical): The repeated dissolution and precipitation of a solid from a liquid solvent.
(metallurgical): The process in which a crystalline solid with a high degree of disorder
develops a new microstructure by the nucleation of relatively imperfection-free regions,
and their propagation throughout the complete solid.
PAC, 1994, 66, 577
(Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations
on page 589