n, pl  -tar*ies  :  something that is used, produced, or marketed under exclusive legal right of the inventor or maker : specif  :  a drug (as a patent medicine) that is protected by secrecy, patent, or copyright against free competition as to name, product, composition, or process of manufacture
, adj 1  :  used, made, or marketed by one having the exclusive legal right <a drug>   2  :  privately owned and managed and run as a profit-making organization <a clinic>  .
 
 
 
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