epigenetic
Americanadjective
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Biology. of or relating to epigenesis, or the successive differentiation of undifferentiated cells in an embryo.
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Genetics. 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.
adjective
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of or relating to epigenesis
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denoting processes by which heritable modifications in gene function occur without a change in the sequence of the DNA
Other Word Forms
Etymology
Origin of epigenetic
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
By examining them, researchers hoped to identify possible epigenetic changes connected with gut function, inflammation, and metabolic health that could help explain some of the suspected negative effects of non-nutritive sweeteners.
From Science Daily ● Aug. 31, 2026
Other disrupted genes showed epigenetic changes that may reflect the influence of environmental factors.
From Science Daily ● Aug. 25, 2026
"Mechanistically, we found that butyrate acts on IECs and induces sustained transcriptional and epigenetic activation of Sat1, an acetylpolyamine biosynthetic enzyme," Yu said.
From Science Daily ● Aug. 21, 2026
According to the researchers, it is the first study to show arts engagement working at the epigenetic level.
From The Wall Street Journal ● Jul. 18, 2026
The term syngenetic has been used for mineral deposits formed by processes similar to those which have formed the enclosing rocks and in general simultaneously with them, and epigenetic for those introduced into preëxisting rocks.
From The Economic Aspect of Geology by C. K. (Charles Kenneth) Leith
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
