Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

epigenetic

play
adjective epi·ge·net·ic \-jə-ˈne-tik\

Definition of epigenetic

  1. 1 a :  of, relating to, or produced by the chain of developmental processes in epigenesis that lead from genotype to phenotype after the initial action of the genes b :  relating to, being, or involving changes in gene function that do not involve changes in DNA sequence <epigenetic inheritance>

  2. 2 of a deposit or structure :  formed after the laying down of the enclosing rock

epigenetically

play \-ˈne-ti-k(-ə)lē\ adverb


1883

First Known Use of epigenetic

1883


Medical Dictionary

epigenetic

play
adjective epi·ge·net·ic \-jə-ˈnet-ik\

Medical Definition of epigenetic

  1. 1:  of, relating to, or produced by epigenesis <the epigenetic nature of vertebrate development>

  2. 2:  relating to, being, or involving a modification in gene expression that is independent of the DNA sequence of a gene <epigenetic carcinogenesis> <epigenetic inheritance> <Methylation is one of many epigenetic signals—chemical changes to DNA and its associated proteins—that modify gene activity without altering the genetic information itself.—Tina Hesman Saey, Science News, 14 Feb. 2009>

epigenetically

\-i-k(ə-)lē\play adverb



Learn More about epigenetic

  1. Medical Dictionary: Definition of epigenetic


Seen and Heard

What made you want to look up epigenetic? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to take off or remove

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

confounded-person

Which is a synonym of indolent?

lazy frenetic philistine melancholy
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ