Definition of epigenetic in English:

epigenetic

adjective

  • 1Biology
    Relating to or arising from nongenetic influences on gene expression.

    ‘epigenetic carcinogens’
    • ‘However, backcrossing is a gradual procedure that, apart from being lengthy, cannot ascertain that genetic and epigenetic changes will modify the original nuclear genotype.’
    • ‘Such variations might arise from minor genetic differences or by epigenetic influences causing induction, enhancement or inhibition of repair enzyme synthesis or activity.’
    • ‘Hence, we investigated molecular genetic and epigenetic events in oral carcinogenesis.’
    • ‘The embryo is human, since it has the genetic constitution and epigenetic primordia characteristic of human beings.’
    • ‘There are epigenetic influences at work (changes in inheritance by means other than changing DNA sequence,) and we're just barely starting to understand them.’
    1. 1.1 Relating to or of the nature of epigenesis.
  • 2Geology
    Formed later than the surrounding or underlying rock formation.

    • ‘More recent studies suggest an epigenetic origin, indicating that sulphide-rich iron formation is a replacement type rather than a primary sedimentary facies.’
    • ‘Ores formed at the same time as their host rocks are referred to as syngenetic; ores formed after the host rock are called epigenetic.’
    • ‘Thus, the ore minerals form after the host rock and are called epigenetic.’
    • ‘A number of different theories are postulated for the formation of the copper deposits, but all generally agree that the deposits are epigenetic and that the ore-bearing solutions were hydrothermal.’
    • ‘The metamorphic rocks along the northwest margin of the Reading Prong, as well as the adjacent Paleozoic carbonates, contain epigenetic minerals deposited predominantly in open spaces.’

Pronunciation:

epigenetic

/ˌepəjəˈnedik/