date certainglossary / DATE CERTAIN date certain. A fixed or appointed day; a specified day, esp. a date fixed by an instrument such as a deed. Cf. TIME CERTAIN(1). — Also termed (in French law) date certaine (dat sair-tayn). 词条贡献者 法律翻译Glen,毕业于英国一流的高级翻译学院,专注翻译各类与交易架构和策略有关的法律文件。