Etymology

ectogenesis

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Today it means: The development of an organism in an artificial environment outside the body in which it naturally grows. Full definition →

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The story

From ecto- (“outside-”) + -genesis. The modern biological sense was coined by British biologist J. B. S. Haldane in 1923 in the lecture that formed his 1924 book Daedalus; or, Science and the Future.

Etymology from Wiktionary, CC BY-SA 4.0.