power of attorney
noun🔊/ˌpaʊər əv əˈtɜːni/
🔊/ˌpaʊər əv əˈtɜːrni/
[uncountable, countable] (plural powers of attorney)
(the right to act as the representative of somebody in business or financial matters; a document that gives somebody this right （商业或金融等事务的）代表权，代理权；授权书；委托书