(1):
(a.) Containing or conferring full power; invested with full power; as, plenipotentiary license; plenipotentiary ministers.
(2):
(n.) A person invested with full power to transact any business; especially, an ambassador or envoy to a foreign court, with full power to negotiate a treaty, or to transact other business.
A timeless resource no serious scholar should be without. With more than 75,000 entries, if it is a word used in the Bible, you are sure to find it defined here.Wikipedia
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