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concentration (EN)
существительное

существительное “concentration”

ед. concentration, мн. concentrations или неисч.
  1. сосредоточенность
    She needed complete silence to maintain her concentration while studying for the exam.
  2. концентрация (количество вещества, содержащееся в смеси или растворе)
    The scientists measured the concentration of pollutants in the river water.
  3. концентрация
    The factory specializes in the concentration of fruit juices to create thicker syrups.
  4. скопление
    There was a concentration of birds near the lake during migration season.
  5. специализация
    Her concentration in university was international relations within the political science department.
  6. "пары" (игра на запоминание)
    The children enjoyed playing concentration on rainy days.
  7. обогащение (в горном деле, процесс удаления нежелательных материалов из руды для увеличения доли ценных минералов)
    The new technology improved the concentration of silver in the extracted ore.