(about goods) made and sold by a particular company and protected by a registered trademark 专卖的；专营的；注册商标的◆a proprietary brand/product 专营品牌／产品◆Doctors often know drugs by their most common proprietary name. 医生常常只知道药物最常见的专用商标名。◆proprietary medicines 专卖药品➡generic
used or owned by one particular company 专用的；专有的◆How much of the software's design is proprietary? 软件设计中有多少是专有的？◆Making proprietary information public would be damaging to the company. 将专有信息公开会损害公司利益。
relating to an owner or to the fact of owning sth 所有的；所有权的◆The company claims proprietary rights over the unique design. 这家公司声称对这款独特设计拥有所有权。