An Encylopedia Britannica Company

proprietary

1 ENTRIES FOUND:
proprietary /prəˈprajəˌteri/ Brit /prəˈprajətri/ adjective
proprietary
/prəˈprajəˌteri/ Brit /prəˈprajətri/
adjective
Britannica Dictionary definition of PROPRIETARY
formal
: of or like that of an owner
: used, made, or sold only by the particular person or company that has the legal right to do so
: kept private by an owner