Invasion (disambiguation)

An invasion is a military action of soldiers entering a foreign land.

Look up invader or invasion in Wiktionary, the free dictionary.

Invasion or invader may also refer to any act of "going into"

• In archaeology, of prehistoric cultures, see Migrations and invasions in archaeology
• In surgery, the breaching of the skin barrier; see Invasiveness of surgical procedures
  • Invasion (cancer), the spread of cancer to surrounding tissues
• Home invasion, a crime similar to burglary
• Invasive species, an introduced species that has spread widely
  • Introduced species, a widespread introduced species
• Infestation of pests (insects, spiders, etc.), in an undesired location
• Alien invasion, an imaginary or theoretical invasion by extraterrestrials