CONCENTRATE, to bring or direct toward a common center or objective [v]
CONCENTRATE [v]
Focus one's attention or mental effort on a particular object or activity
Do or deal with (one particular thing) above all others
Gather (people or things) together in numbers or in a mass to one point
Come together in this way
Increase the strength or proportion of (a substance or solution) by removing or reducing the water or any other diluting agent or by selective accumulation of atoms or molecules