cognatioglossary / COGNATIO cognatio (kog-nay-shee-oh), n. [Latin] Roman law. The relationship between people having a common ancestor; a blood relationship; cognates. Cf. AGNATIO. 词条贡献者 双语律师Shifang,知名法学院法律专业,擅长翻译各类与企业改组和重组相关的法律文件。