Definition of Pentecostalist in US English:

Pentecostalist

noun

  • A member of a Pentecostal movement.

    ‘the experiences of Pentecostalists at prayer’

adjective

  • Relating to a Pentecostal movement.

    ‘a Pentecostalist preacher’
    ‘Pentecostalist views’

Pronunciation

Pentecostalist

/ˌpɛn(t)əˈkɔst(ə)ləst//ˌpen(t)əˈkôst(ə)ləst/