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

The mutations, known as copy number alterations, involve the duplication or loss of large segments of DNA.

From Science Daily

Soybeans have experienced two whole-genome duplication events throughout their history, both several millions of years ago.

From Science Daily

"It quickly became apparent that there was a real potential for duplication for forces as victims were reporting multiple offenders across different geographical areas."

From BBC

"As part of this process, we are redefining roles and accountabilities to remove duplication and simplify structures," he said.

From BBC

Under the order, Shkreli must surrender any copies of the album to his attorneys by Friday and disclose all duplications, who he gave them to, and if he earned any money from their sale.

From Los Angeles Times

Related Words

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