A surface-to-surface missile (SSM) is a long-range guided missile designed to be launched from one surface to hit another. It is a powerful weapon used in modern warfare. Synonyms for SSM include ground-to-ground missile, surface-to-ground missile, land-attack missile, and tactical ballistic missile. These missiles come in different shapes and sizes, and they are highly versatile in terms of the range and the type of targets they can destroy. They are commonly used in air, land, and sea-based combat operations, making them a popular weapon for many nations' military forces. With the advancement of technology, surface-to-surface missiles are becoming more precise, making them effective weapons in modern warfare.