Where does “plenipotentiary” come from?

Plenipotentiary comes from Late Latin plenipotens, meaning possessing full power or authority.

plenipotentiary (English): A person invested with full powers, especially as...

Definitions

  1. A person invested with full powers, especially as...

Ancestry of “plenipotentiary”, step by step

StepLanguageWordMeaning
1Medieval Latinplenipotentiariushaving full power
2Classical Latinplēnipotēns
3Latinpotēnsbeing able (to), able; potent, mighty, strong, powerful
4Latinpossepresent active infinitive of possum  "to be able...
5Latinpotisable, capable, possible
6Proto-Italicpotismaster, in control of
7Proto-Indo-Europeanpótismaster, ruler; husband
8Proto-Indo-Europeanph₃tis
9Proto-Indo-Europeanpeh₃-to drink

Words derived from “plenipotentiary

Every word from Proto-Indo-European peh₃-Every word from Proto-Indo-European ph₃tisEvery word from Proto-Indo-European pótis
plenipotentiary — Etymology, Origin & Word History | Etymology Explorer