TOXIN Synonyms: 23 Similar and Opposite Words

toxin

noun

ˈtäk-sən

Definition of toxin

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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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of toxin But these same tools could be used to make toxins or alter the behavior of viral proteins. — ArsTechnica, 30 Sep. 2026 Your Bowel Movements Help Remove Toxins The nutrients in pears support healthy bowel movements by keeping stools soft, which also encourages the removal of toxins by flushing out the digestive system. — Cristina Mutchler, Verywell Health, 30 Sep. 2026 This whole month is a bit of an emotional landmine, to put it lightly, but the first couple days of October are especially laced with toxins. — Steph Koyfman, Condé Nast Traveler, 28 Sep. 2026 Toxicologists classify bisphenols as toxins called endocrine disruptors. — Sean McCann, The Conversation, 28 Sep. 2026 See All Example Sentences for toxin

Recent Examples of Synonyms for toxin

Noun

Bots already spread poison on the web for whichever government wants it.

— Stephen Messer, Fortune, 16 Oct. 2026
On the floor, there is a plate with poison/chemical for rat, mop sink room.

— Arkansas Online, Arkansas Online, 12 Oct. 2026

Definition of poison

Noun

In late May, about 50,000 people in Orange County were evacuated because, at a Garden Grove site operated by GKN Aerospace, tanks holding a volatile hazardous chemical called methyl methacrylate were at risk of exploding or leaking toxics.

— Patt Morrison, Los Angeles Times, 15 July 2026
Munoz is an independent toxicologist working in collaboration with MAHA against pesticides and toxics.

— Sandee LaMotte, CNN Money, 10 July 2026

Definition of toxic

Noun

The first is to dramatically accelerate the pace of basic science, and the second is to accelerate curing disease and extending health span.

— Adam Kovac, Scientific American, 14 Oct. 2026
DeVeydt added that costs for inpatient services and pharmacy, particularly costly specialty pharmacy drugs for cancer and rare diseases, remain elevated.

— Annika Kim Constantino, CNBC, 13 Oct. 2026

Definition of disease

Noun

There’s a real opportunity in the fourth episode to do something fun, or at least interesting, when Tyson convinces Russ to join him in smoking hallucinatory toad venom, but no flair or flourishes emerge.

— Daniel Fienberg, HollywoodReporter, 13 Oct. 2026
Spiders, for instance, have muscles surrounding their venom glands, which contract and eject venom through hollow fangs.

— Jennifer Ouellette, ArsTechnica, 13 Oct. 2026

Definition of venom

Browse Nearby Words

toxics

toxin

toxins

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“Toxin.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/toxin. Accessed 20 Oct. 2026.

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Synonyms of toxin

noun

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