concentration

American  

[kon-suhn-trey-shuhn] / ˌkɒn sənˈtreɪ ʃən /

noun

1. the act of concentrating; the state of being concentrated.

2. exclusive attention to one object; close mental application.

3. something concentrated.

   a concentration of stars.

4. Military.

   1. the assembling of military or naval forces in a particular area in preparation for further operations.

   2. a specified intensity and duration of artillery fire placed on a small area.

5. the focusing of a student's academic program on advanced study in a specific subject or field.

6. Chemistry. (in a solution) a measure of the amount of dissolved substance contained per unit of volume.

7. Also called memory.  Cards. a game in which all 52 cards are spread out face down on the table and each player in turn exposes two cards at a time and replaces them face down if they do not constitute a pair, the object being to take the most pairs by remembering the location of the cards previously exposed.

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concentration British  

/ ˌkɒnsənˈtreɪʃən /

noun

1. intense mental application; complete attention

2. the act or process of concentrating

3. something that is concentrated

4.  c.  the strength of a solution, esp the amount of dissolved substance in a given volume of solvent, usually expressed in moles per cubic metre or cubic decimetre (litre)

5. the process of increasing the concentration of a solution

6. military

   1. the act of bringing together military forces

   2. the application of fire from a number of weapons against a target

7. economics the degree to which the output or employment in an industry is accounted for by only a few firms

8. another name (esp US) for Pelmanism

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concentration Scientific  

/ kŏn′sən-trā′shən /

1. The amount of a particular substance in a given amount of another substance, especially a solution or mixture.

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Other Word Forms

• hyperconcentration noun
• nonconcentration noun
• overconcentration noun
• preconcentration noun

Etymology

Origin of concentration

First recorded in 1625–35; concentr(ic) + -ation

Example Sentences

When discussing the revenue-weighting factor, Kalivas said: “I think a lot of people have moved there because it has a bit more exposure to the Magnificent Seven, but it reduces concentration risk.”

From MarketWatch

During periods of elevated concentration, most stocks should be negatively correlated with the largest stocks — that is, they should fall when the largest stocks rise, and rise when the largest stocks fall.

From MarketWatch

Once a provision to prevent insider sales expired in August, Magnetar began slowly but steadily selling shares to reduce its concentration risk.

From Barron's

For both the equities and fixed-income funds, the managers are “index aware,” mindful of the defined index universe for the particular fund to avoid style drift, sector bets, or hidden concentration risks.

From Barron's

The theory is that businesses perform better and workers get richer when they are based in big, dense cities, because of the concentration of knowledge.

From BBC

Related Words

• absorption
• combination
• consolidation