Is there is a difference between celebrating Pentecost and Pentecostalism?
You bet. As we have seen, Pentecost is an important holiday for nearly all Christian denominations. Pentecostalism, on the other hand, is a movement within Christianity that has resulted in the creation of, according to some estimates, 11,000 different denominations around the world. For more about Pentecostalism Books about Pentecostalism Books about Pentecost What is Glossolalia / Speaking in Tongues?