dissolution

https://doi.org/10.1351/goldbook.D01806
The mixing of two phases with the formation of one new homogeneous phase (i.e. the solution).
Sources:
Orange Book, 2nd ed., p. 83 [Terms]
PAC, 1994, 66, 577. (Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations 1994)) on page 581 [Terms] [Paper]