Definition of animalculism in English:

animalculism

noun

historical
  • The theory that the embryo exists as a preformed entity in the spermatozoon (as opposed to in the ovum). Compare "animalcule". Opposed to ovism.

Origin

Mid 19th century. From animalcule or its etymon post-classical Latin animalculum + -ism, probably after French animalculisme.

Pronunciation

animalculism

/ˌanɪˈmalkjʊlɪz(ə)m/