Ultraviolet ray is a term commonly used to describe the invisible, high-energy light waves that are present in sunlight and other sources of electromagnetic radiation. However, there are also many other synonyms for this term that can be used to describe these powerful rays. Some of the most common include UV radiation, UV light, ultraviolet radiation, and UV rays. Additionally, there are also more specialized terms that can be used to describe specific types of UV rays, such as UVA, UVB, and UVC radiation. Regardless of the specific term used, it is important to remember that exposure to ultraviolet rays can have potentially harmful effects on both human health and the environment.