What is "deduplication"

Deduplication \De*du`pli*ca"tion\, n. [Pref. de- + duplication.] (Biol.) The division of that which is morphologically one organ into two or more, as the division of an organ of a plant into a pair or cluster.

n. 1 (context computing English) The elimination of redundant duplicate data. 2 (context biology English) The division of that which is morphologically one organ into two or more, such as the division of an organ of a plant into a pair or cluster.

The term deduplication refers generally to eliminating duplicate or redundant information.

• Data deduplication, in computer storage, refers to the elimination of redundant data
• Record linkage, in databases, refers to the task of finding entries that refer to the same entity in two or more files