Definition of Concentration

1. Noun. The strength of a solution; number of molecules of a substance in a given volume.

2. Noun. The spatial property of being crowded together.
Exact synonyms: Compactness, Denseness, Density, Tightness
Generic synonyms: Spacing, Spatial Arrangement
Derivative terms: Concentrate, Dense, Dense, Tight
Antonyms: Distribution

3. Noun. Strengthening the concentration (as of a solute in a mixture) by removing diluting material.
Generic synonyms: Strengthening
Specialized synonyms: Pervaporation
Derivative terms: Concentrate, Concentrate, Concentrate, Concentrate, Concentrate
Antonyms: Dilution

4. Noun. Increase in density.
Generic synonyms: Increase
Specialized synonyms: Compaction, Compression, Concretion, Densification, Rarefaction
Derivative terms: Concentrate, Concentrate, Concentrate

5. Noun. Complete attention; intense mental effort.
Exact synonyms: Absorption, Engrossment, Immersion
Generic synonyms: Attention
Specialized synonyms: Centering, Direction, Focal Point, Focus, Focusing, Focussing, Specialism, Study
Derivative terms: Absorb, Concentrate, Engross, Engross, Immerse

6. Noun. Bringing together military forces.
Generic synonyms: Assemblage, Assembly, Gathering
Derivative terms: Concentrate

7. Noun. Great and constant diligence and attention.
Exact synonyms: Assiduity, Assiduousness
Generic synonyms: Diligence, Industriousness, Industry
Specialized synonyms: Engrossment, Intentness, Singleness
Derivative terms: Assiduous, Assiduous, Concentrate

Definition of Concentration

1. n. The act or process of concentrating; the process of becoming concentrated, or the state of being concentrated; concentration.

Definition of Concentration

1. Noun. The proportion of a substance in a mixture. ¹

2. Noun. The act, process or ability of concentrating; the process of becoming concentrated, or the state of being concentrated. ¹

3. Noun. A field or course of study on which one focuses, especially as a student in a college or university. ¹

¹ Source:

Definition of Concentration

1. [n -S]

Medical Definition of Concentration

1. 1. Increase in strength by evaporation. 2. The ratio of the mass or volume of a solute to the mass or volume of the solution or solvent. Origin: L. Concentratio This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Concentration

concentrate on
concentrated fire
concentrated human red blood corpuscle
concentration (current term)
concentration-effect curve
concentration-response curve
concentration camp
concentration camps
concentration cell
concentration gradient

Literary usage of Concentration

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Journal of General Physiology by Society of General Physiologists, Rockefeller Institute, Rockefeller Institute for Medical Research (1920)
"The effect of hydrogen ion concentration on respiration has received very ... He found that on raising the hydrogen ion concentration from pH 8 (which is ..."

2. The Harvard Classics by Charles William Eliot (1910)
"WHAT is concentration? concentration is manifold and various, and an answer which attempted to be exhaustive would both fail of its purpose and tend to ..."

3. Monographic Medicine by William Robie Patten Emerson, Guido Guerrini, William Brown, Wendell Christopher Phillips, John Whitridge Williams, John Appleton Swett, Hans Günther, Mario Mariotti, Hugh Grant Rowell (1916)
"(c) Determination of the concentration of the Urine in Total Electrolytes by ... Relationship of concentration in Electrolytes to Total concentration. ..."

4. The Encyclopædia Britannica: A Dictionary of Arts, Sciences, Literature and by Hugh Chisholm (1910)
"Many solutions in which the transport numbers vary at high concentration often become simple at greater dilution. For instance, to take the two solutions to ..."

5. The Journal of Experimental Medicine by Rockefeller University, Rockefeller Institute, Rockefeller Institute for Medical Research (1899)
"The amount by which the freezing point is depressed below the freezing point of distilled water is directly proportional to the molecular concentration when ..."

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