Dictionary Check: proprietary
"proprietary" is a valid word!
Scrabble
18
points
Words with Friends
19
points
Definition
adjective
protected by trademark or patent or copyright; made or produced or distributed by one having exclusive rights
Example:
"‘Tylenol’ is a proprietary drug of which ‘acetaminophen’ is the generic form"
noun
an unincorporated business owned by a single person who is responsible for its liabilities and entitled to its profits
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