The term "χριστιανικού" (Christian) refers to anything related to Christianity, a major world religion based on the life and teachings of Jesus Christ. Christianity encompasses a wide range of beliefs, practices, and traditions that have developed over centuries. Christianity is divided into several branches, including Catholicism, Orthodoxy, and Protestantism. Each branch has its own interpretations of the Bible and distinct rituals. The central tenet of Christianity is the belief in the resurrection of Jesus, which is celebrated during the holiday of Easter.