The phrase "weapon yield" refers to the explosive power or destructive force of a weapon. Synonyms for this term include explosive power, destructive capacity, fire power, firepower, and destructive yield. These words refer to the amount of energy released by the weapon during its detonation. Other synonyms for weapon yield include blast power, shock effect, destructive potential, and destructiveness. These terms are commonly used in military circles when discussing the effectiveness of weapons. Understanding the weapon yield of a weapon is important for military planners as it determines the type and size of targets that can be destroyed, as well as the collateral damage that may be caused by a weapon's explosion.