nontoxic

1 of 2

adjective

non·​tox·​ic ˌnän-ˈtäk-sik 

: not toxic

a nontoxic work environment

a nontoxic, biodegradable pesticide

nontoxic household cleaners

nontoxic

2 of 2

noun

plural nontoxics

: a nontoxic substance

… began searching for nontoxics to control nematodes, insects and invasive species.

—Don Curlee

Examples of nontoxic in a Sentence

Recent Examples on the Web

Adjective

It’s made of nontoxic stainless steel and has a satisfyingly weighty, durable feel. —Francesca Krempa, Bon Appetit Magazine, 2 May 2025

Make Sentimental Artwork On a warm day, go outside and have your children (and anyone else who's game) place their hands and feet into a shallow tub of colorful, nontoxic paint. —Laura Broadwell, Parents, 1 May 2025

The tree secretes gum arabic—a tasteless, nontoxic, pale-white or orange-brown sap that may be harvested at the end of the rainy season in sub-Saharan Africa. —Erik Zou, JSTOR Daily, 25 Apr. 2025

Use nontoxic, vegan paints and wallpaper adhesives. —Paige Porter Fischer, Better Homes & Gardens, 22 Apr. 2025

Word History

First Known Use

Adjective

circa 1862, in the meaning defined above

Noun

1976, in the meaning defined above

Rhymes for nontoxic

• anoxic
• hypoxic
• antitoxic
• cytotoxic
• genotoxic
• nephrotoxic
• neurotoxic
• phytotoxic
• hepatotoxic
• toxic

Medical Definition

nontoxic

adjective

non·​tox·​ic -ˈtäk-sik 

1

: not toxic

nontoxic chemicals

2

of goiter : not associated with hyperthyroidism