concentration meaning and definition

CONCENTRATION noun

Definition of concentration (noun)

1. the strength of a solution; number of molecules of a substance in a given volume
2. the spatial property of being crowded together
   • synonyms: compactness, denseness, density, tightness
   • antonym: dispersion
3. strengthening the concentration (as of a solute in a mixture) by removing diluting material
   • antonym: dilution
4. increase in density
5. complete attention; intense mental effort
   • synonyms: absorption, engrossment, immersion
6. bringing together military forces
7. great and constant diligence and attention
   • synonyms: assiduity, assiduousness