Genetics. a network of chemical compounds surrounding DNA that modify the genome without altering the DNA sequences and have a role in determining which genes are active in a particular cell.

Nearby words

  1. epigeal,
  2. epigene,
  3. epigenesis,
  4. epigenetic,
  5. epigenetics,
  6. epigenomics,
  7. epigenous,
  8. epigeous,
  9. epiglottic cartilage,
  10. epiglottic fold

Origin of epigenome

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019