solvation

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Related to Solvatation: dissolution

sol·va·tion

(sol-vā'shŭn),
Noncovalent or easily reversible combination of a solvent with solute, or of a dispersion means with the disperse phase; if the solvent is water, solvation is called hydration. Solvation affects the size of ions in solution, thus Na+ is much larger in H2O than in solid NaCl.

solvation

The interaction of solvent molecules with the molecules or ions dissolved in them.