proprietary : Idioms & Phrases
Proprietary articles
- manufactured articles which some person or persons have exclusive right to make and sell.
Webster 1913
proprietary colony
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noun a colony given to a proprietor to govern (in 17th century)
WordNet
proprietary drug
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noun a drug that has a trade name and is protected by a patent (can be produced and sold only by the company holding the patent)
brand-name drug.
