proprietary

/pɹəˈpɹɑɪətɛɹi/

noun

1
A proprietor or owner.
2
A body of proprietors, taken collectively.
3
The rights of a proprietor.
4
A monk who had reserved goods and belongings to himself, notwithstanding his renunciation of all at the time of profession.

1
Of or relating to property or ownership.
“proprietary rights”
2
Owning something; having ownership.
“the proprietary class”
3
Created or manufactured exclusively by the owner of intellectual property rights, as with a patent or trade secret.
“The continuous profitability of the company is based on its many proprietary products.”
4
Nonstandard and controlled by one particular organization.
5
Privately owned.
“a proprietary lake; a proprietary chapel”
6
(of a person) Possessive, jealous, or territorial.

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