An atomic reactor, also known as a nuclear reactor, is a device that uses nuclear reactions to produce energy. There are several synonyms for this term, which vary depending on regional differences and industry language. Some common synonyms include nuclear power plant, atomic power station, and atomic energy generator. Other synonyms include fission reactor, nuclear reactor plant, and nuclear generator. Despite some of the negative connotations associated with nuclear power, these synonyms all refer to the same basic concept: a system for producing electricity from nuclear reactions. While debate continues around the safety and sustainability of nuclear power generation, it remains an important source of energy for many countries around the world.