To direct one’s full attention and effort toward a specific task or problem.
To bring or gather things together in one place or toward a common center. concentrate
Condense, distill, intensify, or "boil down". Tips for Better Concentration To direct one’s full attention and effort toward
Focus, center, rivet, attend, or "pore over". For gathering: Accumulate, amass, congregate, or cluster. or "pore over". For gathering: Accumulate
Example: "The country's population is concentrated in major cities".
Example: "I need to concentrate on my work to finish this report".