variants or coenogenesis or less commonly caenogenesis
: introduction during development of adaptive characters or structures that are absent from the earlier phylogeny of a strain (as addition of the placenta to the common vertebrate pattern in mammalian evolution)
opposed to palingenesis

Word History


German zänogenesis, from zän- cen- + Latin genesis birth

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Dictionary Entries Near cenogenesis

Cite this Entry

“Cenogenesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cenogenesis. Accessed 7 Dec. 2023.

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