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invasion

[in-vey-zhuh n] /ɪnˈveɪ ʒən/
noun
1.
an act or instance of invading or entering as an enemy, especially by an army.
2.
the entrance or advent of anything troublesome or harmful, as disease.
3.
entrance as if to take possession or overrun:
the annual invasion of the resort by tourists.
4.
infringement by intrusion.
Origin
late Middle English
1400-1450
1400-50; late Middle English < Late Latin invāsīon- (stem of invāsiō), equivalent to invās(us), past participle of invādere + -iōn- -ion; see invade
Related forms
preinvasion, adjective
reinvasion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for invasion
  • Not only will this not work, but it is an invasion of privacy.
  • He creates a city invasion of electro-pollen particles.
  • And they were still under something of a threat, of an invasion.
  • But the genuine first shock of invasion was on neither continent.
  • Be prepared for an invasion of your personal space on the crowded cars.
  • There are many other forms of invasion of privacy, such as blackmail and the improper use of your personal data.
  • In the chaos immediately following the invasion, the fallen regime's records were scooped up by various parties all over the city.
  • The news has come as a surprise to ecologists, who have long debated the conditions that make a habitat vulnerable to invasion.
  • Nature lovers might welcome these data, thinking that less invasion means less wear and tear.
  • However, it was not an invasion, it was defensive in nature.
British Dictionary definitions for invasion

invasion

/ɪnˈveɪʒən/
noun
1.
the act of invading with armed forces
2.
any encroachment or intrusion: an invasion of rats
3.
the onset or advent of something harmful, esp of a disease
4.
(pathol) the spread of cancer from its point of origin into surrounding tissues
5.
the movement of plants to a new area or to an area to which they are not native
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for invasion
n.

mid-15c., from Old French invasion "invasion, attack, assaut" (12c.), from Late Latin invasionem (nominative invasio) "an attack, invasion," noun of action from past participle stem of Latin invadere "go into, fall upon, attack, invade," from in- "in" (see in- (2)) + vadere "go, walk" (see vamoose).

Online Etymology Dictionary, © 2010 Douglas Harper
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