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concentration (EN)
nom

nom “concentration”

sg. concentration, pl. concentrations ou indén.
  1. concentration
    She needed complete silence to maintain her concentration while studying for the exam.
  2. concentration (la quantité d'une substance contenue dans un mélange ou une solution)
    The scientists measured the concentration of pollutants in the river water.
  3. concentration (processus de purification)
    The factory specializes in the concentration of fruit juices to create thicker syrups.
  4. rassemblement
    There was a concentration of birds near the lake during migration season.
  5. spécialisation
    Her concentration in university was international relations within the political science department.
  6. Memory
    The children enjoyed playing concentration on rainy days.
  7. concentration (en minéralogie, le processus d'élimination des matériaux indésirables du minerai pour augmenter la proportion de minéraux précieux)
    The new technology improved the concentration of silver in the extracted ore.