Definition of populationist in English:

populationist

noun

  • A person who holds a theory about population, especially one that opposes Malthusianism; (also) a person who considers population to be a significant element in determining the power of a state.

Origin

Early 19th century. From population + -ist.

Pronunciation

populationist

/ˌpɒpjʊˈleɪʃ(ə)nɪst/