Synonyms for the phrase "explosive driven by nuclear energy" include "nuclear explosive," "atomic bomb," and "nuclear device." These terms typically refer to a type of weapon that utilizes the energy released from a nuclear reaction to create an extremely powerful explosion. The use of such weapons is highly controversial due to their destructive capabilities and potential effects on human health and the environment. Despite this, the development and testing of nuclear explosives have been a major focus of military research and technology for many decades, fueled by international tensions and geopolitical conflicts.