preformation definition, preformation meaning | English dictionary

Search also in: Web News Encyclopedia Images
Collins

preformation

  

      n  
1    the act of forming in advance; previous formation  
2      (Biology)   the theory, now discredited, that an individual develops by simple enlargement of a fully differentiated egg cell  
   Compare       epigenesis       1  
English Collins Dictionary - English Definition & Thesaurus  
Add your entry in the Collaborative Dictionary.

Advertising