cognatusglossary / COGNATUS cognatus (kog-nay-t[schwa]s), n. & adj.[Latin] Roman law. A cognatic relative; a person related to another by a common ancestor. — Also termed cognate. Cf. AGNATUS. Pl. cognati. 词条贡献者 译员Terence,毕业于国内顶尖法学院,擅长翻译有关能源和自然资源领域的法律文件。