Definition of Pentecostalism - 1 dictionary result
Pen·te·cos·tal (pěn'tĭ-kŏs'təl, -kô'stəl) adj.
Of, relating to, or occurring at Pentecost.
Of, relating to, or being any of various Christian religious congregations whose members seek to be filled with the Holy Spirit, in emulation of the Apostles at Pentecost.
n. A member of a Pentecostal congregation: "Pentecostals rejected the belief of many fundamentalists that . . . God had ceased to reveal himself to man"(John B. Judis). Pen'te·cos'tal·ism n., Pen'te·cos'tal·ist adj. & n.