epigenesis

== English == === Etymology === From epi- +‎ -genesis. === Noun === epigenesis (countable and uncountable, plural epigeneses) (biology) The theory that an organism develops by differentiation from an unstructured egg rather than by simple enlarging of something preformed. Coordinate term: syngenesis (geology) Changes in the mineral content of rock after its formation. ==== Derived terms ==== ==== Related terms ==== epigenetic epigenetically epigenesist epigenist