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
Joshua Siskin, Oc Register, 14 Mar. 2026
Sarah Michelle Gellar and Shawn Hatosy (The Pitt) share a believable toxic sibling energy as the Danforth twins, Ursula and Titus, who’ve been training their whole lives for just this occasion.
—Angie Han, HollywoodReporter, 14 Mar. 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
Incidentally, even sweet almonds contain a trace amount of cyanide, but not enough to be toxic.
—Joshua Siskin, Oc Register, 14 Mar. 2026
Sarah Michelle Gellar and Shawn Hatosy (The Pitt) share a believable toxic sibling energy as the Danforth twins, Ursula and Titus, who’ve been training their whole lives for just this occasion.
—Angie Han, HollywoodReporter, 14 Mar. 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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Some are edible, some are medicinal, some are poisonous, all are beautiful.—
Carl R. Gold,
Baltimore Sun,
7 Mar. 2026
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This version is set in a seemingly poisonous, post-nuclear wasteland, filled with flaming tree trunks.—
Vince Aletti,
New Yorker,
6 Mar. 2026
Noun
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Depending on the poison, other treatments and supportive care measures (such as oxygen and blood product transfusions) might also be needed.—
The Washington Post,
San Diego Union-Tribune,
14 Mar. 2026
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That’s the poison in an NBA season where nearly a third of the league is trying to lose.—
Dave Hyde,
Sun Sentinel,
14 Mar. 2026
Noun
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The finding has the potential to provide a longer runway to make the lifestyle changes that can help reduce risk, and could be used to better identify subjects who could benefit from participating in clinical trials seeking to prevent or treat neurodegenerative disease.—
Paul Sisson,
San Diego Union-Tribune,
12 Mar. 2026
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Hall of Fame high school football coach Bob Johnson, who built powerhouse programs at El Toro and Mission Viejo and became known for mentoring for his sons and other top quarterbacks, died Wednesday after a long fight with Alzheimer’s disease, his son Bret confirmed.—
Dan Albano,
Oc Register,
12 Mar. 2026
Noun
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Combing through these fly larvae, investigators can potentially learn when and where a crime happened, whether the body has been moved or whether toxins were involved.—
Rohini Subrahmanyam,
Scientific American,
10 Mar. 2026
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The insurer has come under heavy criticism from fire victims over its handling of claims, including complaints of low payout offers, denials for toxin testing and delays in payments for living expenses.—
Los Angeles Times,
Los Angeles Times,
7 Mar. 2026
Cite this Entry
“Toxic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/toxic. Accessed 17 Mar. 2026.
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