noun, feminine/ʁe.kɔ̃.si.lja.sjɔ̃/plural: réconciliations
reconciliation, making up (re-establishment of friendly relations; conciliation, rapprochement); reconciliation (process of matching and comparing figures from accounting records against those presented on a bank statement)
Learned borrowing from Latin reconciliātiō. By surface analysis, réconcilier + -ation.