epigenesis

/ˈɛpəˌdʒɛnəsəs/
IPA guide

Definitions of epigenesis
  1. noun
    (biology) development of living things through changes in the cells that result in specialized organs and other biological systems
  2. noun
    (biology) a theory that embryos develop through changes in cells from undifferentiated eggs
  3. noun
    a geological change in the mineral content of rock after the rock has formed
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    type of:
    metamorphism
    change in the structure of rock by natural agencies such as pressure or heat or introduction of new chemical substances
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