as in poisonous
containing or contaminated with a substance capable of injuring or killing a living thing
certain plants are toxic if eaten
Synonyms & Similar Words
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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
Ct Jones, Rolling Stone, 16 Sep. 2025
Poor hiring decisions since late 2021 have created and compounded an environment of incompetence and negligence as well as a toxic culture that has driven away valuable staff, volunteers and rescue partners.
—Michael Wagner, Mercury News, 16 Sep. 2025
Wayne Messam, Sun Sentinel, 15 June 2025
The politics at Oakland Unified have moved from contentious to outright toxic in the past two years, with the board split on key votes around financial decisions.
—Shomik Mukherjee, Mercury News, 31 May 2025
See All Example Sentences for toxic
Adjective
Some fandoms, like Star Wars, The Lord of the Rings, or even Marvel, have become recognizable for the small but vocal subset of their fandoms dedicated to toxic takes and actor harassment.
—Ct Jones, Rolling Stone, 16 Sep. 2025
Poor hiring decisions since late 2021 have created and compounded an environment of incompetence and negligence as well as a toxic culture that has driven away valuable staff, volunteers and rescue partners.
—Michael Wagner, Mercury News, 16 Sep. 2025
Noun
Just last week, for example, the Trump administration, through its Environmental Protection Agency, proposed to withdraw two rules imposing air toxics and greenhouse gas limits on fossil-fuel power plants.
—Wayne Messam, Sun Sentinel, 15 June 2025
The politics at Oakland Unified have moved from contentious to outright toxic in the past two years, with the board split on key votes around financial decisions.
—Shomik Mukherjee, Mercury News, 31 May 2025
See All Example Sentences for toxic
Recent Examples of Synonyms for toxic
Adjective
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The other problem is that many homes have more poisonous substances easily available than in the past, Willard said.—
Madeline Holcombe,
CNN Money,
9 Sep. 2025
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Erin Patterson, who murdered three relatives with poisonous mushrooms, has been given a life prison sentence by the supreme court in Australia.—
Max Goldbart,
Deadline,
8 Sep. 2025
Noun
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Everybody agrees that social media promotes poison.—
David Weigel,
semafor.com,
16 Sep. 2025
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Where’s the spike in poison control calls?—
Kansas City Star,
Kansas City Star,
16 Sep. 2025
Noun
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Those drugs, which target rare diseases, and some newer cancer treatments are part of the reason Sun Life Financial covered 47 claims last year that cost over $3 million.—
Kaitlyn Schallhorn,
Oc Register,
10 Sep. 2025
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Certain health conditions, including liver disease, cancer, diabetes or HIV, or immunosuppressants, raise the risk for severe illness.—
Mollye Barrows,
USA Today,
10 Sep. 2025
Noun
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Stewart has also become a huge advocate for New Yorkers who were exposed to deadly toxins during the 9/11 attacks, and even spoke before Congress in 2019 to urge the passing of a bill that would provide aid to victims.—
Keith Langston,
Entertainment Weekly,
14 Sep. 2025
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Natural lacquers are free of toxins, and a special buffing method is used to color and shine nails without harming the hands and feet.—
Terry Elward,
Forbes.com,
11 Sep. 2025
Cite this Entry
“Toxic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/toxic. Accessed 18 Sep. 2025.
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