n. (dup, dupe, abbr.)One of a number of copies of an object made at the same time from the same master.The process of making such copies.


Duplicate1 and copy1, 2 are often synonyms. 'Duplicate' connotes versions that may be considered an original; for example, duplicate prints made from the same negative. 'Copy' connotes something reproduced from an original; for example, a photocopy.