noting or pertaining to epigenetics, specifically, the process by which the expression of genetic information is modified on a molecular level without a change to the DNA sequence: the epigenetic inheritance of longevity.

Is epigenetically a word?

ep·i·ge·net·ic. adj. 1. Of or relating to epigenetics.

What epigenetics means?

Epigenetics is the study of how your behaviors and environment can cause changes that affect the way your genes work. Unlike genetic changes, epigenetic changes are reversible and do not change your DNA sequence, but they can change how your body reads a DNA sequence.