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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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
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Recent Examples of toxic
Dr. Anthony Yuon, Contributor, CNBC, 16 Jan. 2025
Marine-life experts say the toxic runoff can have both acute, immediate impacts on the fish and other aquatic life living in the bay, along with long-term impacts like widespread die-offs.
—Trevor Hughes, USA TODAY, 16 Jan. 2025
Janet Wilson, USA TODAY, 3 May 2024
Humans are filling the world's atmosphere with greenhouse gases, tainting its aquifer and surface water with deadly pollutants, eroding its soils, and allowing damaging toxics to build up in human bodies.
—Frances Beinecke, Foreign Affairs, 1 Sep. 2012
See all Example Sentences for toxic 
Adjective
There are people who will do you wrong, have toxic personalities, who have cost you time, heartache, and more.
—Dr. Anthony Yuon, Contributor, CNBC, 16 Jan. 2025
Marine-life experts say the toxic runoff can have both acute, immediate impacts on the fish and other aquatic life living in the bay, along with long-term impacts like widespread die-offs.
—Trevor Hughes, USA TODAY, 16 Jan. 2025
Noun
But scientists and environmentalists note forever chemicals and other toxics can persist in the fluid.
—Janet Wilson, USA TODAY, 3 May 2024
Humans are filling the world's atmosphere with greenhouse gases, tainting its aquifer and surface water with deadly pollutants, eroding its soils, and allowing damaging toxics to build up in human bodies.
—Frances Beinecke, Foreign Affairs, 1 Sep. 2012
See all Example Sentences for toxic
Recent Examples of Synonyms for toxic
Adjective
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New Zealand stone flies are evolving away from mimicking poisonous insects because deforestation has left them nothing to mimic.Rafil Kroll-Zaidi, Harper's Magazine, 2 Jan. 2025
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The bacteria survived, protected and fed by the fungus — and the fungus scored a poisonous partner.Quanta Magazine, Quanta Magazine, 2 Jan. 2025
Noun
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Young southern Africans like Estância grew up not with the injustice of colonialism, but with the poisons of poverty and corruption that followed it.Ryan Lenora Brown, The Christian Science Monitor, 15 Jan. 2025
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Anyone who eats death cap mushrooms may fall ill, then appear to recover, but the poison can then cause liver failure or death, officials said.Don Sweeney, Sacramento Bee, 6 Jan. 2025
Noun
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This can lead to detrimental long-term health effects, such as triggering chronic conditions such as asthma as well as obstructive lung disease like bronchitis.Omer Awan, Forbes, 11 Jan. 2025
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Some people have trouble absorbing this vitamin due to disease, gastric surgery, or medication.Sohaib Imtiaz, Verywell Health, 11 Jan. 2025
Noun
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The character has survived explosions, murder attempts, alcoholism, a car accident, multiple exposures to deadly toxins, stalking, a hostage crisis, and more.Ryan Coleman, EW.com, 13 Jan. 2025
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Researchers also noted an increase in lung cancer cases, but the incline was commonly attributed to other types of inhaled toxins, like automobile exhaust, tar fumes and factory smog.Sonja Anderson, Smithsonian Magazine, 11 Jan. 2025
Thesaurus Entries Near toxic
Cite this Entry
“Toxic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/toxic. Accessed 20 Jan. 2025.
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