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DUPLICATION
1. The act of duplicating, or the state of being duplicated; a doubling; a folding over; a fold.
2. The act or process of dividing by naturalgrowth or spontaneous action; as, the duplication of cartilage cells.
Duplication of the cube, the operation of finding a cube having a volume which is double that of a given cube.
Origin: L. Duplicatio: cf. F. Duplication.
Source: Websters Vocabulary