Proprietary Definition

prə-prīĭ-tĕrē
proprietaries
adjective
Belonging to a proprietor.
Webster's New World
Holding property.
Webster's New World
Of property or proprietorship.
Webster's New World
Privately owned and operated.
A proprietary nursing home.
Webster's New World
Held under patent, trademark, or copyright by a private person or company.
A proprietary medicine.
Webster's New World
Antonyms:
noun
proprietaries
Wiktionary
A group of proprietors.
Webster's New World
Proprietorship or ownership.
Webster's New World
A proprietary medicine.
Webster's New World
The grantee or owner of a proprietary colony in colonial America.
Webster's New World
Synonyms:

Other Word Forms of Proprietary

Noun

Singular:
proprietary
Plural:
proprietaries

Origin of Proprietary

  • From Middle English proprietarie owner of property from Old French proprietaire and from Medieval Latin proprietārius both from Late Latin of a property owner from Latin proprietās ownership property

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French propriétaire, from Latin proprietarius. Compare with the Latin proprietas (“property"), and proprius (“ownership").

    From Wiktionary

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