Medical Dictionary

2proprietary

adj

Medical Definition of PROPRIETARY

1
:  used, made, or marketed by one having the exclusive legal right <a proprietary drug>
2
:  privately owned and managed and run as a profit-making organization <a proprietary clinic>

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears