Pax Romana, also known as Roman Peace, was a 200-year long period of relative peace and stability throughout the Roman Empire. The term Pax Romana is derived from Latin, but there are several synonyms that can be used to describe the same phenomenon. Some of the common synonyms include Roman Peace, Peace of Rome, Roman Stability, Roman Tranquility, and Roman Order. All of these terms denote the peaceful and prosperous period that marked the reign of the Roman Empire. Pax Romana is an important period in history, as it marked a time of growth and development for the ancient civilization.