proprietary
//prəˈpraɪ.ə.ter.i//
Adjective
proprietaryCanonical form
1
Relating to an owner or ownership; belonging to or controlled by a particular person or company.
The company uses proprietary software that cannot be shared with competitors.
2
Manufactured and sold only by the owner of the patent, formula, brand name, or trademark.
This company sells proprietary software that cannot be modified by users.
3
Behaving as if one owns something or someone; possessive.
He put a proprietary arm around her shoulders.
Synonym
Antonym
Noun
1
An owner or proprietor.
The proprietary of the estate manages all the land and buildings.
2
A proprietary product, especially a medicine.
The pharmacist recommended a proprietary for my cold symptoms.