The term "nuclear warhead" refers to a device designed to release nuclear energy in an explosive manner. Synonyms for this phrase could be "atomic bomb," "thermonuclear weapon," or simply "nuclear weapon." These weapons can be categorized further based on their efficiency and intended purpose, such as tactical or strategic nuclear weapons. Another phrase that could be used to describe a nuclear warhead is a "nuclear-tipped missile," which would indicate that the device is attached to a delivery vehicle such as a missile or bomb. Regardless of the specific terminology used, the destructive power of nuclear warheads cannot be understated, underscoring the importance of international efforts to curb their proliferation.