proprietary
1 ENTRIES FOUND:
Britannica Dictionary definition of PROPRIETARY
formal
1
:
of or like that of an owner
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The publisher has proprietary rights [=the rights of an owner] to the manuscript.
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The investors have a proprietary interest in the land.
2
:
used, made, or sold only by the particular person or company that has the legal right to do so
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The computer comes with the manufacturer's proprietary software.
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a proprietary drug
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“Merriam-Webster” is a proprietary name.
3
:
kept private by an owner
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The journalist tried to get access to proprietary information.
