MIRVs - Multiple independently targetable reentry vehicles - a term commonly used in relation to nuclear weapons. There are different synonyms for this term that are often used in various contexts. Some of the synonyms include: multiple warhead systems, MIRVed missiles, multiple nuclear warheads, and multiple warhead delivery systems. These synonyms are used to convey the same meaning of a missile system that carries several warheads that are independently targeted to hit several locations. The use of these synonyms depends on the context and the field of application. In any case, they all refer to devastating packages of military force that could result in catastrophic damage if deployed.