Definition of "duplicate" []

• Identically copied from an original. (adjective)
• Existing or growing in two corresponding parts; double. (adjective)
• Denoting a manner of play in cards in which partnerships or teams play the same deals and compare scores at the end: duplicate bridge. (adjective)
• An identical copy; a facsimile. (noun)
• One that corresponds exactly to another, especially an original. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Interestingly, if they had published a shared announcement they would have given an example of what many people think of when they hear the term duplicate content - the same copy / text / content on different websites."
• "Last month it sought permission to destroy what it called duplicate loan files because the $45,000-a-month storage cost was an "unnecessary burden" on the company."
• "The suit contends that names were cut from the rolls after the Colorado Republican Party provided the state with a list of what it called duplicate registrations."