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

Our team has been fans of Caraway cookware for years, thanks to its nontoxic, nonstick properties. —Kate McGregor, Architectural Digest, 8 Oct. 2025

Foam mats should feature nontoxic foam that doesn’t contain BPA, PVC, phthalates, latex or lead. —Bestreviews, Mercury News, 29 Sep. 2025

Also made from nonporous silicone, each liner is made from food-grade silicone that’s nontoxic and BPA-free. —Stephanie Osmanski, Better Homes & Gardens, 7 Sep. 2025

The nontoxic system also includes two ceramic coasters for resting the carafe and dripper. —Mark Marino, Bon Appetit Magazine, 29 Aug. 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