duplication

[ doo-pli-key-shuhn, dyoo- ]

noun

1. an act or instance of duplicating.
2. the state of being duplicated.
3. a duplicate.
4. Genetics. a type of chromosomal aberration in which a region of the chromosome is repeated.

duplication

/ ˌdjuːplɪˈkeɪʃən /

noun

1. the act of duplicating or the state of being duplicated
2. a copy; duplicate
3. genetics a mutation in which there are two or more copies of a gene or of a segment of a chromosome

Other Words From

• nondu·pli·cation noun
• predu·pli·cation noun
• self-dupli·cation noun
• super·dupli·cation noun

Word History and Origins

Origin of duplication¹

1490–1500; (< Anglo-French ) < Latin duplicātiōn- (stem of duplicātiō ), equivalent to duplicāt ( us ) ( duplicate ) + -iōn- -ion

Example Sentences

Early zines were mimeographed — a cheap duplication process that forces ink through a stencil.

From Washington Post

Though this study highlights the mechanism underlying transposase fusion genes, the vast majority of new genetic material is thought to form through genetic duplication, in which genes are accidentally copied and the extras diverge through mutation.

From Quanta Magazine

Transposable elements can cause chunks of the genome to move around, too, which can be dangerously destabilizing — but can also lead to gene duplication and innovation, Shahid said.

From Quanta Magazine

Random mutations and DNA duplications can create new variations on old genes, but for many decades biologists had only the cloudiest understanding of how truly novel genes could evolve and acquire functions.

From Quanta Magazine

It’s used because a certain amount of duplication is inevitable, and massive duplication will actually harm your rankings in the long run.

From Search Engine Watch

Recommendations from the Government Accountability Office on reducing waste and duplication need to be enforced, not ignored.

From The Daily Beast

Superimposing the route maps of United and Continental shows an extraordinary amount of duplication.

From The Daily Beast

It may be looked upon as the apotheosis of the old style of organ-building, with low pressures, duplication, and mixtures.

From Project Gutenberg

One interested in his duplication of characteristic phrasing may refer for comparison ll.

From Project Gutenberg

This overlapping and duplication has, as we have elsewhere indicated, already gone very far.

From Project Gutenberg

Worse yet, how could one assort together duplication and the double object, whiteness and the white object?

From Project Gutenberg

Saving of missionary money by eliminating duplication of missionary grants by competing denominations.

From Project Gutenberg

Related Words

• clone
• impersonation
• impression
• mimicry
• parody
• reflection
• replica
• reproduction