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Dictionary definition for: Concentration

1. (n) the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)

2. (n) the spatial property of being crowded together

3. (n) strengthening the concentration (as of a solute in a mixture) by removing extraneous material

4. (n) increase in density

5. (n) complete attention; intense mental effort

6. (n) bringing together military forces

7. (n) great and constant diligence and attention

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