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conclusion; decision; end; settlement
ようやく決着けっちゃくがついた。
It was finally settled.
この問題もんだいに決着けっちゃくをつけたい。
I want to put an end to this problem.
長年ながねんの論争ろんそうに決着けっちゃくがつく日ひがようやく来きた。
The day has finally come to settle the long-running dispute.