SUBLETHAL Synonyms: 63 Similar and Opposite Words

sublethal

adjective

Definition of sublethal

as in toxic

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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 sublethal Documenting often-invisible, sublethal effects in wild animals that are definitively linked to plastic itself has remained elusive. — Matthew Savoca, The Conversation, 21 Mar. 2023 The third is that this dosage was sublethal, just to send a message. — Ellen Barry and Ceylan Yeginsu, New York Times, 13 Mar. 2018 There’s a growing body of evidence, too, that neonicotinoids may have sublethal effects, says Dennis vanEngelsdorp, a bee researcher at the University of Maryland who was not involved in the new study. — Lindsey Konkel, National Geographic, 26 July 2016

Recent Examples of Synonyms for sublethal

Adjective

And users can report inaccurate, toxic or harmful content by clicking the thumbs down icon shown at the bottom of the response.

— Robin Brewer, The Conversation, 26 Oct. 2026
Aside from the immediate vocal strain and airway inflammation noted by otolaryngologists, major health institutions warn that regular vaping exposes the body to a cocktail of toxic chemicals, cardiovascular strain and respiratory risks.

— Khloe Quill, FOXNews.com, 25 Oct. 2026

Definition of toxic

Adjective

Sepsis can lead to a number of different complications, and Woodhouse developed infective endocarditis — an infection of the inner lining of the heart chambers and valves.

— Adam England, PEOPLE, 14 Sep. 2026
The team confirmed that those eggs developed into infective third-stage larvae.

— Jay Kakade August 05, Refractor, 5 Aug. 2026

Definition of infective

Adjective

Now, a poisonous residue on the same crowbar has left him incapacitated.

— Scott Tobias, Vulture, 21 Oct. 2026
This low-temperature, low-pressure hydrometallurgical method removes arsenic cleanly and operates without fossil fuels or poisonous gas emissions.

— Mrigakshi Dixit, Interesting Engineering, 19 Oct. 2026

Definition of poisonous

Adjective

Many kinds of infectious agents are spread through contact with fomites, including influenza viruses, norovirus, and rotavirus.

— Encyclopedia Britannica, Encyclopedia Britannica, 23 Oct. 2026
As for the neighborhood, the Brera district is a favorite of both locals and visitors with its unique atmosphere that combines the best of historic Milan with the restless and infectious energy of the city’s creative scene today.

— Condé Nast, Condé Nast Traveler, 22 Oct. 2026

Definition of infectious

Adjective

The backlash against this perfectly reasonable post demonstrates the deleterious effect of mass immigration on our democratic system.

— Matthew Ablon, CBS News, 14 Sep. 2026
During this time, bogs, marshes, and other wetlands, historically seen as disease-ridden and deleterious to human health, were reevaluated by scientists and conservationists as valuable wildlife habitats.

— Encyclopedia Britannica, Encyclopedia Britannica, 24 July 2026

Definition of deleterious

Adjective

And users can report inaccurate, toxic or harmful content by clicking the thumbs down icon shown at the bottom of the response.

— Robin Brewer, The Conversation, 26 Oct. 2026
Mark Zuckerberg spent years overriding the warnings and requests of his own investors to reduce or eliminate the harmful and addictive content leading to immense public harm.

— Andrew Behar, Fortune, 26 Oct. 2026

Definition of harmful

Adjective

Courtesy of WorldSkills Is one of the world’s most pernicious social stigmas finally lifting?

— the Monitor's Editorial Board, Christian Science Monitor, 8 Oct. 2026
Obscured Releasing has acquired North American distribution rights to The Drug in Our Pocket, a documentary by Anne Sundberg about the pernicious effects on young people of constant smartphone use.

— Matthew Carey, Deadline, 2 Oct. 2026

Definition of pernicious

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sublet

sublethal

sublets

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“Sublethal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sublethal. Accessed 1 Nov. 2026.

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Synonyms of sublethal

adjective

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