/ English Dictionary |
CENOGENESIS
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
Introduction during embryonic development of characters or structure not present in the earlier evolutionary history of the strain or species (such as the addition of the placenta in mammalian evolution)
Synonyms:
caenogenesis; cainogenesis; cenogenesis; kainogenesis; kenogenesis
Classified under:
Nouns denoting natural processes
Hypernyms ("cenogenesis" is a kind of...):
development; growing; growth; maturation; ontogenesis; ontogeny ((biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level)
Antonym:
palingenesis (emergence during embryonic development of various characters or structures that appeared during the evolutionary history of the strain or species)
Derivation:
cenogenetic (of or relating to cenogenesis)