n.
Pronunciation: ˌ ple-n ə -p ə - ' ten(t)-sh( ə -)r ē , -sh ē - ˌ er- ē
Function: adjective
Etymology: Medieval Latin plenipotentiarius, adjective & noun, from Late Latin plenipotent-, plenipotens
Date: circa 1645
1 : invested with full power
2 : of or relating to a plenipotentiary