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

The Soviet Union invaded Afghanistan with three divisions in December 1979 to prop up a fellow communist government. The Editorial Board, WSJ, "Trump’s Cracked Afghan History," 3 Jan. 2019 Upstream in Horry County, the floodwaters have invaded close to 1,000 homes near Conway as the Waccamaw River was slowly making its way to a crest a full 4 feet (1.2 meters) over its record level set just two years ago after Hurricane Matthew. Jeffrey Collins, Fox News, "After the hurricane comes the deluge on South Carolina coast," 25 Sep. 2018 In 1982, Argentina invaded the British overseas territory the Falkland Islands, starting a war. Caroline Picard, Good Housekeeping, "Get to Know Prince Andrew, the Father of Princess Eugenie and Beatrice," 13 Aug. 2018 However, the tumor, in crossing the brain’s midline, abuts and has possibly invaded a major blood supply. Daphne Beal, Vogue, "After One Writer Finds Out She Has a Brain Tumor, She Confronts It Head On," 10 Aug. 2018 Startups like Bird, Lime and Spin have invaded dozens of U.S. cities with their tech-savvy scooter fleets in the last few months. Sunil Paul, Recode, "The Scooter Wars will be a bloodbath — and Uber will win," 12 July 2018 Mussels, zebra and quagga mussels, to be exact, have invaded the Lakes - and the wrecks themselves. CBS News, "Divers race to find Great Lakes shipwrecks threatened by invasive species," 10 July 2018 Ninth-century Britain is a battleground of invading roughneck Vikings and the devoutly Christian Anglo-Saxons trying to hold them off. Taylor Antrim, Vogue, "The Last Kingdom," 21 Nov. 2018 Bloomberg Trump’s Invasion Curiosity Turns out President Donald Trump is very interested in invading Venezuela. David Meyer, Fortune, "GE Arrest, Glencore Buyback, Trump's Invasion Curiosity: CEO Daily for July 5, 2018," 5 July 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

10 Jan 2019

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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More from Merriam-Webster on invade

Rhyming Dictionary: Words that rhyme with invade

Thesaurus: All synonyms and antonyms for invade

Spanish Central: Translation of invade

Nglish: Translation of invade for Spanish Speakers

Britannica English: Translation of invade for Arabic Speakers

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