invade

[ in-veyd ]

verb (used with object)

, in·vad·ed, in·vad·ing.

1. to enter forcefully as an enemy; go into with hostile intent:

   Germany invaded Poland in 1939.

   Synonyms: attack, penetrate

2. to enter like an enemy:

   Locusts invaded the fields.

   Synonyms: attack, penetrate

3. to enter as if to take possession:

   to invade a neighbor's home.

4. to enter and affect injuriously or destructively, as disease:

   viruses that invade the bloodstream.

5. to intrude upon:

   to invade the privacy of a family.

6. to encroach or infringe upon:

   to invade the rights of citizens.

7. to permeate:

   The smell of baking invades the house.

8. to penetrate; spread into or over:

   The population boom has caused city dwellers to invade the suburbs.

verb (used without object)

, in·vad·ed, in·vad·ing.

1. to make an invasion:

   troops awaiting the signal to invade.

invade

/ ɪnˈveɪd /

verb

1. to enter (a country, territory, etc) by military force
2. tr to occupy in large numbers; overrun; infest
3. tr to trespass or encroach upon (privacy, etc)
4. tr to enter and spread throughout, esp harmfully; pervade
5. (of plants, esp weeds) to become established in (a place to which they are not native)

Derived Forms

• inˈvader, noun
• inˈvadable, adjective

Other Words From

• in·vada·ble adjective
• in·vader noun
• quasi-in·vaded adjective
• rein·vade verb (used with object) reinvaded reinvading
• unin·vada·ble adjective
• unin·vaded adjective

Word History and Origins

Origin of invade¹

First recorded in 1485–95; from Latin invādere, from in- in- ² + vādere “to go, walk” ( wade )

Word History and Origins

Origin of invade¹

C15: from Latin invādere, from vādere to go

Example Sentences

An infection progresses to disease when the cells in the body become damaged by the invading germs, which can lead to symptoms of an illness appearing.

From Washington Post

Still others have worried that the forum has been invaded, surveilled or compromised by the Wall Street giants they pledged to fight all along.

From Washington Post

Two weeks ago, rioters invaded the Capitol, the first time such a thing had happened since British forces tried to burn it down.

From Washington Post

These vigilantes understand that they should never invade the capitol again now that they’ve been threatened with a peaceful night at their hotels.

From Time

The scientists looked for antibodies and immune cells that could recognize and react to different fragments of the virus, particularly the spike-shaped protein on the surface of SARS-CoV-2 that helps it invade host cells.

From Popular-Science

When they invade new territory, populations are low, and the queen has limited mate options.

From The Daily Beast

On August 9, 1969, Manson sent four of his disciples to invade the home of film director Roman Polanski, who was away on a shoot.

From The Daily Beast

As they once again invade the safety of the prison that the group calls home, Rick is forced to take up the proverbial sword.

From The Daily Beast

Why do celebrities complain about their privacy being invaded when they invade their own so readily?

From The Daily Beast

But then the conversation turns to the question occupying all minds in Ukraine: Will Putin invade?

From The Daily Beast

Mine host will no doubt be wiser inPg 50 this particular as motorists more and more invade the country.

From Project Gutenberg

When blown sands invade a forest and the deposit is rapidly accumulated, the trees are often buried in an undecayed condition.

From Project Gutenberg

Invade the land; it belongs to him whose strength or skill obtains possession of it.

From Project Gutenberg

Children, therefore, who invade the premises of a person without any right are trespassers like older people.

From Project Gutenberg

Bonaparte joined his great army on the Vistula, destined to invade Moscow.

From Project Gutenberg

Related Words

• breach
• infect
• infest
• loot
• occupy
• overrun
• penetrate
• pillage
• plunder
• raid
• ravage
• storm
• violate