concentration
nounfeminine/kõ.sẽ.tɾɐˈsɐ̃u/medium
con·cen·tra·ção
Definition
The action or power of focusing one's attention or mental effort.
Concentration is essential for studying.
He had difficulty maintaining concentration during the lecture.
Etymology
Do latim 'concentratio', que significa 'ato de concentrar'