noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   an increase in the epigenetic methylation of cytosine and adenosine residues in DNA. countable, uncountable

Antonyms

All antonyms

hypomethylation

Etymology

From hyper- + methylation.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.