concentration
US /ˌkɑːn.sənˈtreɪ.ʃən/
UK /ˌkɑːn.sənˈtreɪ.ʃən/
1.
concentration, attention
the action or power of focusing one's attention or mental effort
:
•
He needs to improve his concentration during studies.
Il doit améliorer sa concentration pendant ses études.
•
Loud noises can disrupt your concentration.
Les bruits forts peuvent perturber votre concentration.
2.
concentration, densité
the amount of a substance in a given volume or area
:
•
The high concentration of salt in the water made it undrinkable.
La forte concentration de sel dans l'eau la rendait imbuvable.
•
The air pollution concentration has reached dangerous levels.
La concentration de la pollution atmosphérique a atteint des niveaux dangereux.
3.
concentration, regroupement
a mass or collection of something
:
•
There was a large concentration of troops near the border.
Il y avait une forte concentration de troupes près de la frontière.
•
The city has a high concentration of tech companies.
La ville a une forte concentration d'entreprises technologiques.