recombination

noun
re·com·bi·na·tion | \ˌrē-ˌkäm-bə-ˈnā-shən \

Definition of recombination 

: the formation by the processes of crossing-over and independent assortment of new combinations of genes in progeny that did not occur in the parents

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Other Words from recombination

recombinational \ˌrē-ˌkäm-bə-ˈnā-shnəl, -shə-nᵊl \ adjective

Examples of recombination in a Sentence

Recent Examples on the Web

And according to a phylogenetic tree mapping the evolutionary relationship between the genomes, one of the nine major genotypes circulating today was the product of an ancient recombination between two strains of the hepatitis B virus. Kiona N. Smith, Ars Technica, "Genghis Khan’s Mongol horde probably had rampant Hepatitis B," 11 May 2018 While he didn't get asked about or address his take on a possible recombination with CBS, M&A was a topic of debate during Bakish's appearance. Georg Szalai, The Hollywood Reporter, "Viacom CEO Says Stock Price Is His Biggest Frustration, Paramount Network Needs More Time," 15 May 2018 Heard on the Street Over the weekend, the CBS special committee, tasked with evaluating the possible recombination with Viacom, decided the merger wouldn’t be in the best interests of all CBS investors, according to the suit. Keach Hagey, WSJ, "CBS Ups Stakes in Feud With Redstones," 14 May 2018 Shari Redstone, the daughter of longtime Viacom and CBS controlling shareholder Sumner Redstone, early this year renewed her push for a recombination of the companies. Georg Szalai, The Hollywood Reporter, "Viacom Makes Counterproposal to CBS Offer," 9 Apr. 2018 When the body creates sperm or eggs, the cells engage in some reshuffling known as genetic recombination. National Geographic, "Siblings Can Have Surprisingly Different DNA Ancestry. Here's Why.," 23 Mar. 2018 Because of recombination, siblings only share about 50 percent of the same DNA, on average, Dennis says. National Geographic, "Siblings Can Have Surprisingly Different DNA Ancestry. Here's Why.," 23 Mar. 2018 But Elissa Levin, a genetic counselor and the director of policy and clinical affairs of Helix, says a process called recombination means that each egg and each sperm carries a different mix of a parent's genes. Gisele Grayson, Washington Post, "My Grandmother Was Italian. Why Aren’t My Genes Italian?," 29 Jan. 2018 Deprived of the benefits of recombination, Y chromosomal genes degenerate over time and are eventually lost from the genome. Smithsonian, "Sorry, Guys: Your Y Chromosome May Be Doomed," 19 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'recombination.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of recombination

1903, in the meaning defined above

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The first known use of recombination was in 1903

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More Definitions for recombination

recombination

noun
re·com·bi·na·tion | \ˌrē-ˌkäm-bə-ˈnā-shən \

Medical Definition of recombination 

: the formation by the processes of crossing-over and independent assortment of new combinations of genes in progeny that did not occur in the parents

Other Words from recombination

recombinational \-shnəl, -shən-ᵊl \ adjective

More from Merriam-Webster on recombination

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Britannica.com: Encyclopedia article about recombination

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