reimbursement n : compensation paid (to someone) for damages or losses or money already spent etc.; "he received reimbursement for his travel expenses"
Reimbursement is the act of compensating someone for an expense. Often, a person is reimbursed for expenses when the person incurs those expenses through employment or in carrying out duties for another party. Common examples are firms compensating individuals who buy supplies for their companies, or firms compensating employees on field or out-of-town assignments who pay for their stay and transportation.
reimbursement in German: Aufwendungsersatz