Definition of conceptionist in English:

conceptionist

noun

  • Usually with capital initial. A nun belonging to the Congregation of the Immaculate Conception of the Blessed Virgin Mary. Compare "conception". Now rare.

adjective

  • Usually with capital initial. Of or relating to the Roman Catholic order of the Conception.

Origin

Mid 17th century (in an earlier sense). From conception + -ist.

Pronunciation

conceptionist

/kənˈsɛpʃ(ə)nɪst//kənˈsɛpʃənɪst/