Entry 1 sense Webster, 1913 Plenipotence /(plē̇*nĭp"ō̇*tens)/ · Ple·nip·o·tence · IPA /pliːˈnɪpətəns/ 01 n. The quality or state of being plenipotent. 1. The quality or state of being plenipotent.[R.]