[mod. f. Gr. βιο-, BIO- + -γενεια birth.]

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  1.  The history of the evolution of living organisms.

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1879.  trans. Haeckel’s Evol. Man, I. 6. Biogeny (or the history of organic evolution in the widest sense).

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  2.  = BIOGENESIS.

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1870.  Huxley, Crit. & Addr., x. (1873), 233. If the doctrine of Biogeny is true, the air must be thick with germs.

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