belonging to a proprietor.
being a proprietor; holding property: the proprietary class.
pertaining to property or ownership: proprietary wealth.
belonging or controlled as property.
(of a brand name, product, service, formula, etc.) protected by a patent, copyright, or trademark: proprietary drugs; a proprietary name; a proprietary logo; a proprietary blend of ingredients.
privately owned and operated for profit: proprietary hospitals.
an owner or proprietor.
a body of proprietors.
American History. the grantee or owner, or one of the grantees or owners, of a proprietary colony.
something owned, especially real estate.
a proprietary medicine.
Also called proprietary school . a school organized as a profit-making venture primarily to teach vocational skills or self-improvement techniques.
- pro·pri·e·tar·i·ly [pruh-prahy-i-tair-i-lee, -prahy-i-ter-], /prəˌpraɪ ɪˈtɛər ɪ li, -ˈpraɪ ɪˌtɛr-/, adverb
- non·pro·pri·e·tar·y, adjective, noun, plural non·pro·pri·e·tar·ies.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for proprietary
of, relating to, or belonging to property or proprietors
privately owned and controlled
med a proprietary drug or agent
a proprietor or proprietors collectively
right to property
Also called: lord proprietary (in Colonial America) an owner, governor, or grantee of a proprietary colony
- proprietarily, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012