pleni·po·ten·tia·ry /ˌplɛnəpəˈtɛnʃəri/ noun
plural pleni·po·ten·tia·ries [count] technical : a person (such as a diplomat) who has complete power to do business for a government
— plenipotentiary adjective
▪ plenipotentiary powers
▪ plenipotentiary powers
