treaty powerglossary / TREATY POWER treaty power. The President’s constitutional authority to make treaties, with the advice and consent of the Senate. See TREATY CLAUSE. [Cases: Treaties2. C.J.S. Treaties § 3.] 词条贡献者 资深译员王漾,毕业于一所旨在培养高级翻译专业人才的翻译院校,擅长翻译各类与雇主商业秘密相关的法律文件。