The Jewish festival of Shavuot.

Christian religious movement that emphasizes the Holy Spirit and is known for speaking in tongues.

plural of Pentecostal

In a Pentecostal way.

plural of Pentecostalism

plural of pentecoster

An officer who commands fifty men, particularly (historical) in the Spartan army.

plural of Pentecost

Of, or relating to Pentecost. / Of, or relating to a Christian religious movement that emphasizes the Holy Spirit.

A member of a Pentecostal church. / (obsolete) An offering formerly made to the parish priest, or to the mother church, at Pentecost.