1 very simple and not developed 简单的；简陋的；原始的: The washing facilities in the camp were very primitive. 营地的洗涤设施十分简陋。

2 (only before a noun 只用于名词前) connected with a very early stage in the development of humans or animals （人类或动物的发展阶段）原始的，早期的: Primitive man lived in caves and hunted wild animals. 原始人居住在洞穴里，以捕猎野兽为生。