NONTOXIC Synonyms: 48 Similar and Opposite Words

nontoxic

adjective

Definition of nontoxic

as in nonpoisonous

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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 nontoxic The Lovevery Play Gym Parents can feel safe with their baby rolling around and chewing on this play gym since it’s made from sustainable wood, organic cotton and nontoxic polyester. — Bestreviews, Mercury News, 19 Aug. 2026 That daily exposure is the reason nontoxic alternatives have become a bigger part of how households think about safety, especially for families with kids and pets. — Lauren Jarvis-Gibson, Kansas City Star, 25 June 2026 Unlike other hard metals, tungsten is largely nontoxic, but the byproducts from mining it—called tailings—contain other harmful metals including arsenic, copper, zinc and lead and can leach into the environment. — Ari Sen, Scientific American, 13 June 2026 The government, which used the firefighting foam at 28 defense bases across the country, alleged 3M gave assurances the substance was safe to dispose of, biodegradable and nontoxic. — Reuters, NBC news, 28 May 2026 See All Example Sentences for nontoxic

Recent Examples of Synonyms for nontoxic

Adjective

Advocates say there are ways around the issue by carefully sourcing nonpoisonous trees that are grown organically and not sprayed with fire retardant.

— Charles Passy, WSJ, 27 Dec. 2020
This will give them a chance to exercise this innate behavior with a safe source of nonpoisonous plant life.

— David Shultz, Science | AAAS, 8 Aug. 2019

Definition of nonpoisonous

Adjective

The famed supermodel has been named partner and chief brand officer of Infinity Wellness, the supplement brand best known for its True Greens powder blend and nutritional bars.

— Kaleigh Werner, Footwear News, 1 Sep. 2026
Some dietitians have additionally felt thrown off by new dietary advice that goes against the nutritional consensus, including an emphasis on meat, and the maligning of seed oils.

— Lauren Chan, STAT, 1 Sep. 2026

Definition of nutritional

Adjective

Made with highly nourishing ingredients, this sunscreen works overtime to hydrate the skin while protecting it from the sun.

— Caroline Hughes, Travel + Leisure, 31 July 2026
The formula uses ingredients that boost blood flow to the lips—creating that signature tingly sensation—to enhance volume, while nourishing oils and vitamin E keep lips smooth and hydrated.

— Christa Joanna Lee, Allure, 26 July 2026

Definition of nourishing

Adjective

As the war raged on, this makeshift countermeasure was replaced by more sanitary and effective innovations, including gauze pads soaked in hyposulfite solution, flannel hoods, tube helmets, and box respirators.

— Encyclopedia Britannica, Encyclopedia Britannica, 19 Aug. 2026
Here’s what our pros recommend for dusting your bedroom to keep it sanitary and easy to breathe in.

— Ashlyn Needham, Southern Living, 18 Aug. 2026

Definition of sanitary

Adjective

The Associated Press visited a school in Nuwakot that is being used as a temporary aid distribution center, where nongovernmental organizations distributed solar panels, clothes and basic hygienic goods.

— ABC News, ABC News, 28 Aug. 2026
The water, which goes through a multistage filter, has to be regularly flushed out to remain hygienic; the scent dispensers need to be refilled; and the spray nozzles need to be unclogged.

— Hershal Pandya, Vulture, 12 Aug. 2026

Definition of hygienic

Adjective

Liu pointed to China’s 2025 Global AI Governance Action Plan, which calls for accelerating construction of clean power, next-generation networks, computing capacity and data centers.

— Efrat Lachter, FOXNews.com, 4 Sep. 2026
Yet the compounds that give lemon, pine, thyme, and lavender their scents aren’t produced by plants to make nature smell clean.

— Mike McRae September 03, New Atlas, 4 Sep. 2026