concentration

1. (noun) strengthening the concentration (as of a solute in a mixture) by removing extraneous material
Related Words: pervaporation, strengthening
Antonyms: dilution

2. (noun) bringing together military forces
Related Words: assemblage, assembly, gathering

3. (noun) the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)
Related Words: M, hydrogen ion concentration, measure, measurement, molar concentration, molarity, titer, titre

4. (noun) the spatial property of being crowded together
Synonyms: compactness, denseness, density
Related Words: bits per inch, bpi, flux, flux density, spacing, spatial arrangement
Antonyms: distribution

5. (noun) complete attention; intense mental effort
Synonyms: absorption, engrossment
Related Words: attention, centering, focus, focusing, focussing, specialism, study

6. (noun) increase in density
Related Words: compaction, compression, concretion, densification, increase, rarefaction

7. (noun) great diligence
Synonyms: assiduity, assiduousness
Related Words: diligence, engrossment, industriousness, industry, intentness, singleness



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