INVASION
- act or instance of invading or entering as an enemy, esp. by an army
- the entrance or advent of anything troublesome or harmful, as disease
- entrance as if to take possession or overrun
- infringement by intrusion
- the act of invading (to enter for conquest or plunder) [n INVASIONS] : INVASIVE [adj]
- the act of invading (to enter by military force) [n -S]