procuration
/ˌpɹɒkjʊˈɹeɪʃən/noun
University
1
The act of procuring; procurement.
2
The management of another's affairs.
3
The instrument by which a person is empowered to transact the affairs of another; a proxy.
4
A sum of money formerly paid to the bishop or archdeacon, now to the ecclesiastical commissioners, by an incumbent, as a commutation for entertainment at the time of visitation; called also proxy.