From Longman Dictionary of Contemporary EnglishHoly Ghost, thethe Holy GhostˌHoly ˈGhost, the God in the form of a spirit according to the Christian religion SYN Holy Spirit
Examples from the Corpus
Holy Ghost, the• Jesuits and other Holy Ghost priests were also involved.• Richie Collins had an unfair advantage: he had the Holy Ghost on his side.• There is no room for the Holy Ghost any longer at most of our schools.• In 1843 he declared that he was the Holy Ghost personified, and later that he was the prophet Elijah. 