Definition of concentration
Examples of concentration in a sentence
All that noise is disturbing my concentration.
The job required her full concentration.
When you're tired it's easy to lose your concentration.
There was a concentration on ethics within the agency.
There is a concentration of wealth in the cities.
He objects to the concentration of power in the hands of a few rich men.
First Known Use of concentration
CONCENTRATION Defined for English Language Learners
Definition of concentration for English Language Learners
: the ability to give your attention or thought to a single object or activity : the ability to concentrate
: the act of giving your attention to a single object or activity
: a large amount of something in one place
CONCENTRATION Defined for Kids
Definition of concentration for Students
1 : close attention to or thought about a subject <There is a concentration on math in the curriculum.>
2 : the ability to pay close attention <I lost my concentration when an ambulance drove past.>
3 : a large amount of something or a large number of people in one place
Medical Definition of concentration
1: the act or action of concentrating: asa: a directing of the attention or of the mental faculties toward a single objectb: an increasing of strength (as of a solute or a gas in a mixture) or a purifying by partial or total removal of diluents, solvents, admixed gases, extraneous material, or waste (as by evaporation or diffusion)
2: a crude active principle of a vegetable especially for pharmaceutical use in the form of a powder or resin
3: the relative content of a component (as dissolved or dispersed material) of a solution, mixture, or dispersion that may be expressed in percentage by weight or by volume, in parts per million, or in grams per liter
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