of or relating to an owner or ownership (与)所有者(有关)的;(与)所有权(有关)的 the company has a proprietary right to the property. 该公司对该财产有所有权。 ■(of a product) marketed under and protected by a registered trade name (产品)专卖的,受注册商标保护的;专用的 proprietary brands of insecticide. 杀虫剂专用品牌。 ■behaving as if one was the owner of someone or something 像所有者的 he looked about him with a proprietary air. 他摆出一副业主的架势环顾四周。
语源
late Middle English (as a noun denoting a member of a religious order who held property): from late Latin proprietarius 'proprietor', from proprietas (see property)