preformationism

Fetched 2026-10-26 (cache).

Synonyms: preformationist, preformationists, preformations

Antonyms: preformationist, preformationists, preformations

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|biology}} the [[theory]] that all [[organism]]s 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]])

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.