as in poisonous
containing or contaminated with a substance capable of injuring or killing a living thing
certain plants are toxic if eaten
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Antonyms & Near Antonyms
as in poison
a substance that by chemical action can kill or injure a living thing
tested for toxics in the water supply
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of toxic
David Fear, Rolling Stone, 27 Feb. 2026
Everything is non-toxic, clean-burning, and made to be safe for your home and your family.
—Tory Johnson, ABC News, 27 Feb. 2026
Noelle Phillips, Denver Post, 30 Sep. 2025
In 2023, 20 steel mills and coke plants nationwide emitted nearly 2.4 million pounds of air toxics, 289,722 tons of criteria air pollutants and 43.3 million metric tons of greenhouse gases, according to the study.
—Maya Wilkins, Chicago Tribune, 1 Sep. 2025
See All Example Sentences for toxic
Adjective
But go back and count how many times someone donned the mask in the name of toxic fandom.
—David Fear, Rolling Stone, 27 Feb. 2026
Everything is non-toxic, clean-burning, and made to be safe for your home and your family.
—Tory Johnson, ABC News, 27 Feb. 2026
Noun
Environmental advocates say the new regulation of air toxics, which was required under a 2022 bill called Public Protections From Toxic Air Contaminants, will make the state’s air cleaner and its people healthier.
—Noelle Phillips, Denver Post, 30 Sep. 2025
In 2023, 20 steel mills and coke plants nationwide emitted nearly 2.4 million pounds of air toxics, 289,722 tons of criteria air pollutants and 43.3 million metric tons of greenhouse gases, according to the study.
—Maya Wilkins, Chicago Tribune, 1 Sep. 2025
See All Example Sentences for toxic
Recent Examples of Synonyms for toxic
Adjective
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And in Season 11, before the game even started, castaways hiked 11 miles through the Guatemalan jungle—a 24-hour trek in 100-degree heat that resulted in one collapse, one biceps tear, one vomiting spell, and one puncture wound from a poisonous tree barb.—
Kristen Geil,
Outside,
24 Feb. 2026
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This was always a question of what happens to this friend group when there’s a poisonous dynamic at the center?—
Hanna Wickes,
Charlotte Observer,
20 Feb. 2026
Noun
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State lawmakers voted last week to serve Floridians a dose of pretty poison, bottled in the shape of a massive tax cut and dangled before voters in the November election.—
Orlando Sentinel Editorial Board,
The Orlando Sentinel,
26 Feb. 2026
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Yet the trio spitting this poison seemed full of joy.—
Emily Nussbaum,
New Yorker,
26 Feb. 2026
Noun
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Used since the 1950s to make consumer products nonstick, oil- and water-repellent, and resistant to temperature change, PFAS chemicals have been linked to serious health problems, including cancer, fertility issues, high cholesterol, hormone disruption, liver damage, obesity and thyroid disease.—
Sandee LaMotte,
CNN Money,
26 Feb. 2026
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The risk is higher in some people, such as smokers older than 35 or those who have multiple cardiovascular disease risk factors.—
ALI SWENSON THE ASSOCIATED PRESS,
Arkansas Online,
26 Feb. 2026
Noun
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In addition to worry over exposure to toxins in food and drinking water, more than 60% of American adults are also very or somewhat concerned about chemicals that industry uses in children’s toys and baby products, food packaging, and personal care products such as makeup, the Pew survey found.—
Sandee LaMotte,
CNN Money,
26 Feb. 2026
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When tucked away in drawers or sent to landfills, these devices create hazards like leaking toxins and fire risks from aging batteries.—
Neetika Walter,
Interesting Engineering,
25 Feb. 2026
Cite this Entry
“Toxic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/toxic. Accessed 1 Mar. 2026.
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