Definition of adaptionist in English:

adaptionist

noun

  • Adaptationist.

Pronunciation

adaptionist

/əˈdapʃ(ə)nɪst/ /əˈdapʃənɪst/

adjective

  • 1Biology
    = "adaptationist".

  • 2Advocating, practising, or tending towards adaptation.

Pronunciation

adaptionist

/əˈdapʃ(ə)nɪst/ /əˈdapʃənɪst/

Origin

Late 19th century; earliest use found in Friends' Intelligencer & Journal. From adaption + -ist.