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invasion Line breaks: in|va¦sion
Pronunciation: /ɪnˈveɪʒ(ə)n/

Definition of invasion in English:


1An instance of invading a country or region with an armed force: Napoleon’s disastrous invasion of Russia in 1812 [mass noun]: in 1546 England had to be defended from invasion
More example sentences
  • I have never heard of any of them volunteering to join our forces in an armed invasion.
  • He launched the second invasion to retake by force the rebellious republic.
  • The second scenario would involve a limited invasion of special forces and a sustained bombing campaign.
1.1An incursion by a large number of people or things into a place or sphere of activity: there was a brief pitch invasion when Sunderland scored
More example sentences
  • The final whistle sparked a pitch invasion of ecstatic fans and the Burnley players got off as quickly as they could.
  • He was later caught up in the pitch invasion as he was carried by celebrating fans.
  • This was to be the last action of the game as the referee blew the final whistle and the pitch invasion and celebrations got underway.
1.2An unwelcome intrusion into another’s domain: random drug testing of employees is an unwarranted invasion of privacy
More example sentences
  • The Torah speaks of the evil prophet Bilaam praising the Israelites for dwelling arrangements that prevented unwanted intrusions and other invasions of privacy.
  • The reason nobody takes action over unjustifiable privacy invasions is because the very taking of such actions would cause further and more intrusive invasions of privacy.
  • I'm not sure, but I suspect such a perspective would reveal that steps that in the United States are considered severe and unwarranted invasions of privacy are considered rather routine abroad.
violation, infringement, interruption, disturbance, disruption, breach, infraction;
intrusion into, encroachment on, trespass on, obtrusion into, interference with


Late Middle English: from late Latin invasio(n-), from the verb invadere (see invade).

Words that rhyme with invasion

abrasion, Australasian, equation, Eurasian, evasion, occasion, persuasion, pervasion, suasion, Vespasian

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