as in poison
a substance that by chemical action can kill or injure a living thing
read a pamphlet on the toxin responsible for botulism, a food poisoning that can cause paralysis and even death in some cases
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Recent Examples of toxin
It was already known that charcoal could filter out toxins, trapping those toxic gas molecules on the surface of the charcoal.
—
Natalia Sánchez Loayza, Scientific American, 29 Jan. 2026
Some algal blooms also produce toxins that threaten drinking water supplies.
—Dinesh Phuyal, The Conversation, 26 Jan. 2026
Bausch was working on a treatment for hepatic encephalopathy, a condition where toxins build up in the blood, hurting brain function, in patients with liver disease.
—Christina Cheddar Berk,liz Napolitano, CNBC, 23 Jan. 2026
Basically, the plant emits toxins that may help monarchs fend off the parasite, but something about heat disrupts this delicate balance.
—Aj Willingham, AJC.com, 13 Jan. 2026
See All Example Sentences for toxin
Natalia Sánchez Loayza, Scientific American, 29 Jan. 2026
Some algal blooms also produce toxins that threaten drinking water supplies.
—Dinesh Phuyal, The Conversation, 26 Jan. 2026
Bausch was working on a treatment for hepatic encephalopathy, a condition where toxins build up in the blood, hurting brain function, in patients with liver disease.
—Christina Cheddar Berk,liz Napolitano, CNBC, 23 Jan. 2026
Basically, the plant emits toxins that may help monarchs fend off the parasite, but something about heat disrupts this delicate balance.
—Aj Willingham, AJC.com, 13 Jan. 2026
See All Example Sentences for toxin
Recent Examples of Synonyms for toxin
Noun
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When they were blasted by the poison from ICE agents on the roof, my nieces—two strong women in their thirties—were carrying flowers.—
Literary Hub,
Literary Hub,
6 Feb. 2026
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For instance, it's sometimes used to bind to certain poisons before your body absorbs them.—
Kathleen Ferraro,
Verywell Health,
6 Feb. 2026
Noun
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The Michigan Legislature passed a law in 2008 meant to protect the public from harmful electronic waste toxics.—
Nushrat Rahman,
Freep.com,
27 Dec. 2025
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East Bay parks officials say hikers should beware of an unusually large number of toxic — and potentially deadly — mushrooms sprouting across the region.—
Jakob Rodgers,
Mercury News,
10 Dec. 2025
Noun
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The Centers for Disease Control and Prevention funding had been allocated to disease control programs in all four states, though California Atty.—
Kevin Rector,
Los Angeles Times,
12 Feb. 2026
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The disease begins with the formation of benign polyps in the body's large intestine, also known as the colon.—
Alyssa Goldberg,
USA Today,
12 Feb. 2026
Noun
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Anti-Israel letter writers might want to direct their venom at the brutality that’s going on in Syria at the present time.—
Voice of the People,
New York Daily News,
26 Jan. 2026
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Then their own mother turned venom against them, the object of their wounding telling them that the shape of their wounds was never really there.—
Literary Hub,
Literary Hub,
22 Jan. 2026
Cite this Entry
“Toxin.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/toxin. Accessed 15 Feb. 2026.
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