copy number variation

noun

The variation of the number of copies (normally two) of a gene, or of sequences of DNA, in the genome of a specific individual; has been linked to some diseases

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Meanings

nouncopy number variation (plural copy number variations, abbreviation CNV)

plural copy number variations · abbreviation CNV · alternative copy-number variation

  1. biologyThe variation of the number of copies (normally two) of a gene, or of sequences of DNA, in the genome of a specific individual; has been linked to some diseases
Cite this entry
APA

copy number variation. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/copy%20number%20variation

MLA

“copy number variation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/copy%20number%20variation. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “copy number variation,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/copy%20number%20variation.

Source: copy number variation on Wiktionary, CC BY-SA 4.0.