American Heritage Dictionary
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Century Dictionary
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GNU Webster's 1913
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WordNet
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Elsewhere on the web
When you have chiefly learned to write, "Your favour of the 11th inst. came duly to hand and in reply we beg to state--" it is confusing to be switched to such words as "anthropogenesis" and to chapter headings like "Substituting Variable Quantities for Fixed Extraordinary Theoretic Possibilities."— Bunker Bean
Human evolution, or anthropogenesis, is the part of biological evolution concerning the emergence of— Recently Uploaded Slideshows
Now Agamben can return to the link between the oath and anthropogenesis, which has already been implicitly at stake insofar as this study has looked at the oath as the testimony to an originary experience of language.— An und für sich
By allowing that the science demonstrating anthropogenesis is more uncertain than it is, even as an expedient, you open up the suggestion that the science underpinning climate change itself is suspect.

Century Dictionary (1)
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You can expect to see this word about once a year.