Fetching details from the dictionary...

to find resolution; to be settled; to be agreed on; to be completed
to be collected; to be assembled; to be brought together
to be well arranged; to be in order; to be unified; to take shape; to be coherent
チームの方針がまとまるまで時間がかかった。
It took time for the team's policy to be settled.
話がうまくまとまった。
The discussion came together well.
みんなの意見がまとまるまで何度も話し合った。
We discussed many times until everyone's opinions came together.