epigenesis
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.epi·gen·e·sis
noun \ˌe-pə-ˈje-nə-səs\Definition of EPIGENESIS
1
: development of a plant or animal from an egg or spore through a series of processes in which unorganized cell masses differentiate into organs and organ systems; also : the theory that plant and animal development proceeds in this way — compare preformation 2
2
: change in the mineral character of a rock owing to outside influences
Origin of EPIGENESIS
New Latin
First Known Use: 1798
epi·gen·e·sis
noun \ˌep-ə-ˈjen-ə-səs\ (Medical Dictionary)plural ; epi·gen·e·ses \-ˌsēz\ (audio pronunciation)
Medical Definition of EPIGENESIS
1
: development involving gradual diversification and differentiation of an initially undifferentiated entity (as a zygote or spore)—compare preformation
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