plen·i·po·ten·ti·ar·y (plĕn′ə-pə-tĕnshē-ĕr′ē, -shə-rē)
Invested with or conferring full powers: a plenipotentiary deputy.
n. pl. plen·i·po·ten·ti·ar·ies
A diplomatic agent, such as an ambassador, fully authorized to represent his or her government.
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