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dissogeny

American  
[dih-soj-uh-nee] / dɪˈsɒdʒ ə ni /
Also dissogony

noun

Zoology.
  1. the condition in ctenophores in which an individual has two periods of sexual maturity, one in the larval and one in the adult stage.


Etymology

Origin of dissogeny

1895–1900; < Greek dissó ( s ) twofold + -geny