the concentration of a colloidal solution whose colloid will not pass through a semipermeable membrane; solution is placed in a bag of the membrane and the solvent is evaporated off | strengthening the concentration (as of a solute in a mixture) by removing diluting material |
| bringing together military forces |
| great and constant diligence and attention |
| the strength of a solution; number of molecules of a substance in a given volume |
| the spatial property of being crowded together |
| complete attention; intense mental effort |
| increase in density |