as in raider
one that starts armed conflict against another especially without reasonable cause
vigilant defenders at the border were quick to repel the invaders
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Recent Examples of invader
How to Identify a Carpenter Ant Various species of wood-excavating carpenter ants exist, but the most common home invader is the black carpenter ant (Camponotus pennsylvanicus).
—
Nafeesah Allen, Better Homes & Gardens, 19 May 2026
But that one rampaging invader unleashes enough destruction and mayhem for a whole army, hurling cars and trucks and motorcycles through the air like toys, tearing though buildings as if they were made of cardboard, and leaving the streets littered with bloodied corpses.
—David Rooney, HollywoodReporter, 17 May 2026
Innate defenses include everything from physical barriers—skin, mucous, gastric acid—to immune cells that can indiscriminately gobble invaders, as well as chemical signals that can swiftly ignite generic inflammation.
—Beth Mole, ArsTechnica, 15 May 2026
Even one drink of alcohol damages the immune system, lowering its ability to battle invaders within 20 minutes of consumption.
—Sandee Lamotte, CNN Money, 14 May 2026
Wanting to step up their efforts to battle an array of aquatic invaders, federal agencies have launched a $550,000 prize challenge to solicit help in eliminating the risk of the mussels spreading.
—Dinah Voyles Pulver, USA Today, 3 May 2026
Federal prosecutors have alleged that after escaping, the home invaders met up with Isaiah Dukes, Khiell Dukes, Ramsey and other co-conspirators, who checked to ensure all the proceeds from the robbery were collected.
—Tess Kenny, Chicago Tribune, 1 May 2026
That yellow invader might be the most useful crop in your yard.
—Ryan Brennan, Charlotte Observer, 30 Apr. 2026
There are more than 300 species of ants in the Southeast, including non-native invaders.
—Mary Marlowe Leverette, Southern Living, 23 Apr. 2026
Nafeesah Allen, Better Homes & Gardens, 19 May 2026
But that one rampaging invader unleashes enough destruction and mayhem for a whole army, hurling cars and trucks and motorcycles through the air like toys, tearing though buildings as if they were made of cardboard, and leaving the streets littered with bloodied corpses.
—David Rooney, HollywoodReporter, 17 May 2026
Innate defenses include everything from physical barriers—skin, mucous, gastric acid—to immune cells that can indiscriminately gobble invaders, as well as chemical signals that can swiftly ignite generic inflammation.
—Beth Mole, ArsTechnica, 15 May 2026
Even one drink of alcohol damages the immune system, lowering its ability to battle invaders within 20 minutes of consumption.
—Sandee Lamotte, CNN Money, 14 May 2026
Wanting to step up their efforts to battle an array of aquatic invaders, federal agencies have launched a $550,000 prize challenge to solicit help in eliminating the risk of the mussels spreading.
—Dinah Voyles Pulver, USA Today, 3 May 2026
Federal prosecutors have alleged that after escaping, the home invaders met up with Isaiah Dukes, Khiell Dukes, Ramsey and other co-conspirators, who checked to ensure all the proceeds from the robbery were collected.
—Tess Kenny, Chicago Tribune, 1 May 2026
That yellow invader might be the most useful crop in your yard.
—Ryan Brennan, Charlotte Observer, 30 Apr. 2026
There are more than 300 species of ants in the Southeast, including non-native invaders.
—Mary Marlowe Leverette, Southern Living, 23 Apr. 2026
Recent Examples of Synonyms for invader
Noun
-
In 1983, corporate raider Carl Icahn wanted to buy oil giant Phillips 66 but didn’t have the money.—
Liz Hoffman,
semafor.com,
6 May 2026
-
Pumpkin’s lonely holiday ritual is interrupted by the arrival of a savage gang of raiders at her doorstep led by Thalia (Sossamon).—
Brent Lang,
Variety,
29 Apr. 2026
Noun
-
Castillo instead met with the attackers on a plan to keep word from getting out.—
Tim Fang,
CBS News,
19 May 2026
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Abdullah exchanged gunfire with the attackers and alerted everyone inside to go into lockdown, officials said.—
Tom Winter,
NBC news,
19 May 2026
Noun
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Major questions swirled in the immediate aftermath of the fatal encounter as witnesses from both sides of the protest gave conflicting statements about what led to Kessler’s fall and who the aggressor was.—
Clara Harter,
Los Angeles Times,
7 May 2026
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My take is that the male aggressor probably isn’t the original mate, but was hoping to step into the role.—
Joan Morris,
Mercury News,
4 May 2026
Cite this Entry
“Invader.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/invader. Accessed 21 May. 2026.
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