the act of concentrating; the state of being concentrated.
exclusive attention to one object; close mental application.
something concentrated: a concentration of stars.
Military.
the assembling of military or naval forces in a particular area in preparation for further operations.
a specified intensity and duration of artillery fire placed on a small area.
the focusing of a student's academic program on advanced study in a specific subject or field.
Chemistry. (in a solution) a measure of the amount of dissolved substance contained per unit of volume.
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.
He brands that much concentration in extremely expensive stocks as “dangerous.”
The champ’s big comeback: Why beaten-down value stocks are poised to thrive|Shawn Tully|August 18, 2020|Fortune
I’m a force for innovation, encouraging the concentration of high-tech and other industries.
Admit it: You miss being stuck in traffic|matthewheimer|August 17, 2020|Fortune
Some critics are calling for Google and Facebook to be broken up or have recent acquisitions “unwound” to promote competition and reduce the concentration of power.
Apple, Amazon, Google and Facebook set to preview antitrust defenses before Congress|Greg Sterling|July 28, 2020|Search Engine Land
It may be the greatest concentration of wealth on a single video call the world has yet seen.
How much money will be in the room during big tech CEOs’ congressional testimony?|Nicolás Rivero|July 24, 2020|Quartz
It turns out there is quite a concentration of microbial life in the bottom of sea ice.
He Found ‘Islands of Fertility’ Beneath Antarctica’s Ice|Steve Nadis|July 20, 2020|Quanta Magazine
Within a concentration camp, would someone make a joke about the number, the tattooed number?
Daphne Merkin on Lena Dunham, Book Criticism, and Self-Examination|Mindy Farabee|December 26, 2014|DAILY BEAST
This is important in the concentration process, which takes place by means of an extraordinarily measured period of boiling.
When It Comes to Great Whisky, The Size of Your Still Matters||December 9, 2014|DAILY BEAST
The concentration of PM2.5, the smallest particulate matter, is at 153 micrograms per cubic meter.
He has the constitution of a rhinoceros, the digestion of an ostrich, and the concentration of an oyster.
Little Dorrit|Charles Dickens
An intelligent prayer in this light is the concentration of thought on a subject, or a definite realization.
The Mystic Will|Charles Godfrey Leland
She continued this with a certain sedateness and concentration until the tassel went beyond her reach and caught in the curtain.
Children of the Desert|Louis Dodge
British Dictionary definitions for concentration
concentration
/ (ˌkɒnsənˈtreɪʃən) /
noun
intense mental application; complete attention
the act or process of concentrating
something that is concentrated
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)Symbol: c
the process of increasing the concentration of a solution
military
the act of bringing together military forces
the application of fire from a number of weapons against a target
economicsthe degree to which the output or employment in an industry is accounted for by only a few firms