genome

noun

ge·​nome ˈjē-ˌnōm How to pronounce genome (audio)
: one haploid set of chromosomes with the genes they contain
broadly : the genetic material of an organism compare proteome

Examples of genome in a Sentence

Recent Examples on the Web Now, scientists have traced our tail loss to a short sequence of genetic code that is abundant in our genome but had been dismissed for decades as junk DNA, a sequence that seemingly serves no biological purpose. Mindy Weisberger, CNN, 23 Mar. 2024 The study, published in Nature, is part of a larger study examining the genomes and DNA of the prehistoric Nordic population. Bradford Betz, Fox News, 16 Feb. 2024 Some snake species now harbor up to 30 copies of different three-finger toxin genes in their genomes, showcasing the remarkable proliferation of these deadly toxins following the evolution of a new function. Scott Travers, Forbes, 14 Feb. 2024 Between the two groups of animals, consistent variations in DNA methylation–a process where methyl groups bind to regions of the genome within a cell, and silence certain genes–are detectable. Lauren Leffer, Popular Science, 28 Mar. 2024 The analysis of the genome sequenced from the DNA suggested Wu had brown eyes, black hair and dark to intermediate skin color. Katie Hunt, CNN, 28 Mar. 2024 But in San Diego there’s a specific mix also at play: phones, drones, genomes — and child care, Enemark said. Roxana Popescu, San Diego Union-Tribune, 12 Mar. 2024 If the signal comes from inside the cell — if the reason for death is damage to the genome, for instance — then the process starts with the mitochondria turning against their host cell. Quanta Magazine, 6 Mar. 2024 The genome edits helped prevent the recipients’ immune system from attacking and rejecting the organs. Sara Reardon, Scientific American, 18 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'genome.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

German Genom, from Gen gene + -om (as in Chromosom chromosome)

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of genome was in 1926

Dictionary Entries Near genome

Cite this Entry

“Genome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/genome. Accessed 23 Apr. 2024.

Medical Definition

genome

noun
ge·​nome ˈjē-ˌnōm How to pronounce genome (audio)
: one haploid set of chromosomes with the genes they contain
broadly : the genetic material of an organism
The idea behind sequencing an organism's genome—decoding, letter by letter, the message contained in every last one of its genes—is that it would tell us a lot about how the organism works. Lori Oliwenstein, Discover

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