Definition of concentration
1a : the act or process of concentrating : the state of being concentrated; especially : direction of attention to a single object All that noise is disturbing my concentration.b : an academic major or area of focus within a major The student chose law as his concentration.
2 : a concentrated mass or thing a concentration of wealth in the merchant class
3 : the amount of a component in a given area or volume The ozone concentration in the lower stratosphere has declined.
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.
Origin and Etymology of concentration
First Known Use: 1606
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
Learn More about concentration
See words that rhyme with concentration Thesaurus: All synonyms and antonyms for concentration Spanish Central: Translation of concentration Nglish: Translation of concentration for Spanish speakers Britannica English: Translation of concentration for Arabic speakers Britannica.com: Encyclopedia article about concentration
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