prəˈprīəd.ə(r), prōˈ-, -ətə, by r- dissimilation pəˈ- noun
( -s )
Etymology: alteration (influenced by -or ) of proprietary (I)
1. : an owner or grantee of a proprietary colony : proprietary
2.
a. : one who has the legal right or exclusive title to something whether in possession or not : owner
proprietor of a store
protection of the rights of authors and other copyright proprietors — Universal Copyright Convention
b. : one having an interest (as control, present use, or usufruct) less than absolute and exclusive right