epigenetics

/หŒษ›pษชdอกส’ษ™หˆnษ›tษชks/

IPA: /EH0 P AH0 JH AH0 N EH1 T IH0 K S/

noun
  1. 1

    The study of the processes involved in the genetic development of an organism, especially the activation and deactivation of genes.

  2. 2

    The study of heritable changes caused by the activation and deactivation of genes without any change in DNA sequence.

Source: https://en.wiktionary.org/wiki/epigenetics