nucleation and growth

https://doi.org/10.1351/goldbook.N04244
A process in a
phase transition
in which nuclei of a new phase are first formed, followed by the
propagation
of the new phase at a faster rate.
See:
continuous precipitation
,
discontinuous precipitation
,
phase transition
Source:
PAC, 1994, 66, 577. (Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations 1994)) on page 587 [Terms] [Paper]