incident powerglossary / incident power A power that, although not expressly granted, must exist because it is necessary to the accomplishment of an express purpose. — Also termed incidental power. 词条贡献者 资深译员Gary,毕业于一所培养高级翻译以及跨文化事务专家的精英大学,专注翻译各种与公共政策与战略有关的法律文件。