[ jee-nohm ]

  1. a full set of chromosomes; all the inheritable traits of an organism.

Origin of genome

1925–30; <German Genom, equivalent to Gengene + (Chromos)omchromosome
  • Also ge·nom [jee-nom]. /ˈdʒi nɒm/.

Other words from genome

  • ge·no·mic [ji-noh-mik, -nom-ik], /dʒɪˈnoʊ mɪk, -ˈnɒm ɪk/, adjective

Words Nearby genome Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use genome in a sentence

British Dictionary definitions for genome



/ (ˈdʒiːnəʊm) /

  1. the full complement of genetic material within an organism

  2. all the genes comprising a haploid set of chromosomes

Origin of genome

C20: from German Genom, from Gen gene + (chromos) ome

Derived forms of genome

  • genomic (dʒɪˈnɒmɪk), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for genome


[ nōm ]

  1. The total amount of genetic information in the chromosomes of an organism, including its genes and DNA sequences. The genome of eukaryotes is made up of a single, haploid set of chromosomes that is contained in the nucleus of every cell and exists in two copies in all cells except reproductive and red blood cells. The human genome is made up of about 20,000 to 25,000 genes. Compare proteome.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for genome


[ (jee-nohm) ]

The sum of all information contained in the DNA for any living thing. The sequence of all the nucleotides in all the chromosomes of an organism.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.