The term crucifixion symbol is often referred to as a ROOD, which is a four-letter word. A ROOD is a cross or crucifix, typically made of wood, that is used as a symbol of the crucifixion of Jesus Christ. It is often placed in churches and other religious buildings as a reminder of the suffering and death of Jesus. The ROOD is also a popular symbol of Christianity and is often seen in artwork, jewelry, and other forms of decoration.