[ pruh-prahy-i-ter ]
/ prəˈpraɪ ɪ tər /


the owner of a business establishment, a hotel, etc.
a person who has the exclusive right or title to something; an owner, as of real property.
a group of proprietors; proprietary.

Origin of proprietor

First recorded in 1630–40; propriet(ary) + -or2

Related forms

pro·pri·e·to·ri·al [pruh-prahy-i-tawr-ee-uh l, -tohr-] /prəˌpraɪ ɪˈtɔr i əl, -ˈtoʊr-/, adjectivepro·pri·e·to·ri·al·ly, adverbpro·pri·e·tor·ship, nounnon·pro·pri·e·tor, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for proprietorial

British Dictionary definitions for proprietorial


/ (prəˈpraɪətə) /


an owner of an unincorporated business enterprise
a person enjoying exclusive right of ownership to some property
US history a governor or body of governors of a proprietary colony

Derived Forms

proprietorship, nounproprietorial (prəˌpraɪəˈtɔːrɪəl), adjectiveproprietress or proprietrix, fem n
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