res accessoriaglossary / RES ACCESSORIA res accessoria (rays ak-ses-or-ee-[schwa]). [Latin] Civil law. An accessory thing; a thing that is related to a principal thing. Pl. res accessoriae. 词条贡献者 译者Clara,毕业于国内知名法学院,擅长翻译各种与衍生工具相关的法律文件。