A radiation physicist is an expert who studies the physical characteristics of radiation and its interactions with matter. These professionals work in various fields like healthcare, nuclear power plants, and space technology. Several synonyms can be used for the term radiation physicist, such as radiation specialist, radiation scientist, medical physicist, nuclear physicist, and radiological physicist. These professionals develop and implement radiation safety procedures and protocols and manage the equipment used to generate and measure radiation while ensuring that they maintain the highest standards of safety. The work of radiation physicists is essential in optimizing best practices for the safe and effective use of radiation.