invade

verb
in·vade | \in-ˈvād \
invaded; invading

Definition of invade 

transitive verb

1 : to enter for conquest or plunder

2 : to encroach upon : infringe

3a : to spread over or into as if invading : permeate doubts invade his mind

b : to affect injuriously and progressively gangrene invades healthy tissue

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Other Words from invade

invader noun

Synonyms for invade

Synonyms

foray (into), overrun, raid

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Choose the Right Synonym for invade

trespass, encroach, infringe, invade mean to make inroads upon the property, territory, or rights of another. trespass implies an unwarranted or unlawful intrusion. hunters trespassing on farmland encroach suggests gradual or stealthy entrance upon another's territory or usurpation of another's rights or possessions. the encroaching settlers displacing the native peoples infringe implies an encroachment clearly violating a right or prerogative. infringing a copyright invade implies a hostile and injurious entry into the territory or sphere of another. accused of invading their privacy

Examples of invade in a Sentence

The troops invaded at dawn. When tourists invade, the town is a very different place. The cancer eventually invaded the brain. Weeds had invaded the garden. Bacteria invaded and caused an infection.
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Recent Examples on the Web

Truman’s predecessor, Franklin Roosevelt, faced huge opposition to the idea of American troops coming the aid of Britain at the outset of World War ll, even when Hitler had invaded and occupied much of the rest of Europe. Ned Temko, The Christian Science Monitor, "US-Europe ties and the audacity of July 1948," 9 July 2018 Civil liberties groups have argued such programs invade the right to privacy, and some put the technology the same category as cellphone tracking and aerial surveillance. Yvonne Wenger, baltimoresun.com, "Police used facial recognition technology to help identify uncooperative suspect in Capital Gazette shooting," 29 June 2018 He had been identified as the man who allegedly broke into two Stone Mountain homes, invaded one Clarkston home and assaulted two DeKalb County women, Clarkston police earlier told Channel 2 Action News. Steve Burns, ajc, "Tip leads to arrest of man sought in DeKalb home invasions," 24 June 2018 Your plant has been invaded by scale insects that may be yellow, green or brown in color, which makes them hard to see. Tom Maccubbin, OrlandoSentinel.com, "Prune blueberry bushes after fruiting," 23 June 2018 Turgel was imprisoned in several concentration camps after the Nazis invaded Poland and rousted her family from a comfortable home in Krakow. kansascity, "In memoriam through June 15: Civil rights activist Dorothy Cotton, Neal Boyd of ‘AGT’," 15 June 2018 Purple-leafed plums only live five to six years before peach tree borers and bacterial stem canker invade and kill them. Neil Sperry, San Antonio Express-News, "Browning spider plant could be fertilizer scorched," 25 May 2018 The second mission, which asked me to invade a human compound and kill everyone in sight, exposed awful human AI and familiar stealth-and-kill strategies. Sam Machkovech, Ars Technica, "Days Gone world premiere hands-on: Have you played a zombie game before?," 22 May 2018 Last year Russia withdrew after the host, Ukraine, denied entry to its contestant, who had performed in Crimea after Russia had invaded and annexed the region in 2014. The Economist, "Neighbourly voting in the Eurovision Song Contest," 12 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'invade.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of invade

15th century, in the meaning defined at sense 1

History and Etymology for invade

Middle English, from Latin invadere, from in- + vadere to go — more at wade

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Statistics for invade

Last Updated

17 Oct 2018

Look-up Popularity

Time Traveler for invade

The first known use of invade was in the 15th century

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More Definitions for invade

invade

verb

English Language Learners Definition of invade

: to enter (a place, such as a foreign country) in order to take control by military force

: to enter (a place) in large numbers

: to enter or be in (a place where you are not wanted)

invade

verb
in·vade | \in-ˈvād \
invaded; invading

Kids Definition of invade

1 : to enter by force to conquer or plunder

2 : to show lack of respect for She invaded their privacy.

Other Words from invade

invader noun
in·vade | \in-ˈvād \
invaded; invading

Medical Definition of invade 

1 : to enter and spread within either normally (as in development) or abnormally (as in infection) often with harmful effects protect the body from invading viruses branches of a nerve invade the skin area

2 : to affect injuriously and progressively gangrene invades healthy tissue

Other Words from invade

invader \-ˈvād-ər \ noun

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in·vade
invaded; invading

Legal Definition of invade 

1 : to encroach upon : infringe invading a constitutional right

2 : to make payments out of (a fund from which payments are not ordinarily made) authorized the trustee to invade the principal for educational expenses

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Comments on invade

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