The meaning of PROPRIETARY is of, relating to, or characteristic of an owner or title holder. How to use proprietary in a sentence. Did you know?

PROPRIETARY definition: belonging to a proprietor. See examples of proprietary used in a sentence.

PROPRIETARY definition: 1. relating to owning something, or relating to or like an owner: 2. Proprietary goods are made…. Learn more.

The brand name of a proprietary drug is protected by a trademark. A generic drug is a copy of a proprietary drug (one with a brand name). Proprietary drugs or other substances are distributed and …

1. Of or relating to a proprietor or to ownership: had proprietary rights. 2. Privately owned, as a business: a proprietary hospital. 3. Owned by a private individual or corporation under a trademark or patent: a …

There are 13 meanings listed in OED's entry for the word proprietary, three of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Dec 14, 2025 · Created or manufactured exclusively by the owner or licensee of intellectual property rights, as with a patent or trade secret. Antonym: nonproprietary The continuous profitability of the …

Proprietary refers to property: things that are owned by individuals or businesses. People talk about proprietary drugs, proprietary software, and other things that can only be made and sold by those …

manufactured and sold only by the owner of the patent, formula, brand name, or trademark associated with the product: proprietary medicine. privately owned and operated for profit: proprietary hospitals.

Held under patent, trademark, or copyright by a private person or company. A proprietary medicine.