excess reinsuranceglossary / excess reinsurance Reinsurance in which a reinsurer assumes liability only for an amount of insurance that exceeds a specified sum. See excess insurance under INSURANCE. 词条贡献者 资深译员Paul,毕业于国际一流的高级翻译学院,专注翻译各种与政府合同诉讼有关的法律文件。