preformationism
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English[edit]
Etymology[edit]
From preformation + -ism.
Noun[edit]
preformationism (uncountable)
- (biology) the theory that all organisms start their existence already in a predetermined form upon conception and this form does not change in the course of their lifetime (as opposed to epigenesis)
Translations[edit]
the theory that all organisms start their existence already in a predetermined form
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