Topic: OFFICIALS
| Date: | 1600-1700 |
| Language: | Medieval Latin |
| Origin: | plenipotentiarius, from Latin plenus ( PLENTY3) + potens 'powerful' |
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plen‧i‧po‧ten‧tia‧ry
plural plenipotentiaries [countable] formal or technical
plural plenipotentiaries [countable] formal or technicalPGO someone who has full power to take action or make decisions, especially as a representative of their government in a foreign country
—plenipotentiary adjective