letter of credenceglossary / LETTER OF CREDENCE letter of credence. Int’l law. A document that accredits a diplomat to the government of the country to which he or she is sent. — Abbr. LC; L/C. — Also termed letters of credence. 词条贡献者 译员何巍,毕业于欧洲一流的高级翻译学院,专注翻译各种与生命科学有关的法律文件。