Definition of genome in English:


Line breaks: gen¦ome
Pronunciation: /ˈdʒiːnəʊm


[mass noun] Biology
  • 1The haploid set of chromosomes in a gamete or microorganism, or in each cell of a multicellular organism.
    More example sentences
    • The two haploid genomes of the two gametes are then combined to constitute a new individual.
    • No suppressor mutations were isolated from a screen of 104,000 haploid genomes.
    • The gymnosperms are characterized by large genomes and relatively low chromosome numbers; polyploidy is rare.
  • 1.1The complete set of genes or genetic material present in a cell or organism.
    More example sentences
    • The process is repeated using every gene within every genome as the starting gene.
    • There are four types of changes that may affect the order of the genes on the bacterial genome.
    • This number can be compared with the 40,000 genes thought to be present in the human genome.



More example sentences
  • A DNA sequence is amplified from genomic DNA or cDNA using a high fidelity polymerase.
  • The genomic DNA from all cases is mixed together in a pool and that of controls is mixed in the other pool.
  • Almost nothing is known about the evolution and the genomic impact of fish retroelements.


1930s: blend of gene and chromosome.

More definitions of genome

Definition of genome in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody