as in poisoned
containing or contaminated with a substance capable of injuring or killing a living thing
some evil person was leaving out poisonous meat for neighborhood dogs to eat
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Recent Examples of poisonous
But perhaps more alarmingly, Seneca Meadows is currently sending poisonous, PFAS-laden runoff into the Hudson and your drinking water supply.
—
Yvonne Taylor, New York Daily News, 21 Feb. 2025
Shauna, Van, and Akilah break free from the rest of the group and end up in a tunnel permeated by some sort of poisonous gas.
—Esther Zuckerman, New York Times, 21 Feb. 2025
The warning comes by way of Fortinet, its latest report on the poisonous Snake Keylogger that has become one of the most persistent Microsoft Windows threats out in the wild.
—Zak Doffman, Forbes, 19 Feb. 2025
Modern Australia is known for its array of wildlife: poisonous snakes and spiders, saltwater crocodiles, koalas, kangaroos, and more.
—Laura Baisas, Popular Science, 19 Feb. 2025
See All Example Sentences for poisonous
Yvonne Taylor, New York Daily News, 21 Feb. 2025
Shauna, Van, and Akilah break free from the rest of the group and end up in a tunnel permeated by some sort of poisonous gas.
—Esther Zuckerman, New York Times, 21 Feb. 2025
The warning comes by way of Fortinet, its latest report on the poisonous Snake Keylogger that has become one of the most persistent Microsoft Windows threats out in the wild.
—Zak Doffman, Forbes, 19 Feb. 2025
Modern Australia is known for its array of wildlife: poisonous snakes and spiders, saltwater crocodiles, koalas, kangaroos, and more.
—Laura Baisas, Popular Science, 19 Feb. 2025
See All Example Sentences for poisonous
Recent Examples of Synonyms for poisonous
Adjective
-
Behavior and reproduction Most frogs are nocturnal, but not poison frogs.—
National Geographic,
National Geographic,
28 Feb. 2020
-
Some farmers even intentionally poison cranes to stop them from foraging in their crops.—
National Geographic,
National Geographic,
10 Feb. 2020
Adjective
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The study, published Feb. 24 in ACS Food Sciences & Technology, found that tea can remove toxic heavy metals like lead and cadmium from drinking water.—
Simon Spichak,
Health,
6 Mar. 2025
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The employees routinely complained about the toxic culture—micromanagement, frequent and unproductive meetings and public blame games.—
Kamales Lardi,
Forbes,
6 Mar. 2025
Adjective
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And honestly, like Toby says in the film, people are probably the biggest thing to be afraid of, more than stepping on venomous snakes.—
Mike Fleming Jr,
Deadline,
8 Mar. 2025
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In the third episode of season three, his character, the rugged and disgruntled Rick Hatchett, gets high and sets free a bunch of venomous snakes at a snake farm, which leads to his girlfriend Chelsea, played by Aimee Lou Wood, getting bitten by a Cobra and rushed to the hospital.—
Abby Montanez,
Robb Report,
8 Mar. 2025
Cite this Entry
“Poisonous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/poisonous. Accessed 13 Mar. 2025.
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