Seign'ior·y noun ; plural -ies . [ Middle English seignorie , Old French seigneurie , French seigneurie ; confer Italian signoria .] 1. The power or authority of a lord; dominion. « O'Neal never had any seigniory over that country but ... Found on http://www.encyclo.co.uk/webster/S/55
seignory, seigniory 1. The power or authority of a lord; dominion. 2. Etymology: from French seigneur, 'lord'; Latin 'senior, elder', in English law, the lordship. Found on http://www.wordinfo.info/words/index/info/view_unit/1934/