entity assumptionglossary / ENTITY ASSUMPTION entity assumption. The presumption that a business is a unit separate from its owners and from other firms. [Cases: Corporations1. 3. C.J.S. Corporations § 8.] 词条贡献者 资深译员Brendan,毕业于亚洲一流的高级翻译学院,擅长翻译各类与商业与人权诉讼相关的法律文件。