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noun

concentration

CEFR B1

the strength of a solution; number of molecules of a substance in a given volume

In a sentence

Six example sentences with concentration, each labelled with its topic.

  • A brine at that concentration draws water out of the cucumbers within hours, so cut the salt by half next time.

    Cooking

  • Nitrate concentration in the well rose from two milligrams per liter to nine after the fields upslope were fertilized.

    Environment

  • Doubling the acid concentration halved the reaction time, so the class concluded that faster collisions, not temperature, set the pace.

    Science

  • Nurses check the drip's glucose concentration twice before the line ever reaches the child's arm.

    Medicine

  • Sports drinks are mixed so the overall concentration of sugar and salt roughly matches blood, which the gut tolerates during a long run.

    Fitness

  • Developer at half concentration works more slowly, giving her finer control over dense negatives.

    Photography

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Found in these word lists

Found in 4 published word listsAuthoritative

Each source is a published word list that contains concentration. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.