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cacogenesis

caco·gen·e·sis [ ˌkakəˈjenəsə̇s]

cacogenesis

noun

[ˌkakəˈjenəsə̇s]

Definition of cacogenesis

1 : inability to produce hybrids that are both viable and fertile

2 : racial deterioration especially when due to the retention of inferior breeding stock

First Known Use of cacogenesis

1922, in the meaning defined at sense 2

History and Etymology for cacogenesis

New Latin, from cac- + genesis

Dictionary Entries near cacogenesis