Definition of creationist in US English:

creationist

noun

  • A person who believes that the universe and living organisms originate from specific acts of divine creation, as in the biblical account.

    ‘a renewed campaign by religious creationists’

adjective

  • Relating to the belief that the universe and living organisms originate from specific acts of divine creation.

    ‘a creationist account of the universe’

Pronunciation

creationist

/krēˈāSHənəst/