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

This newly launched nonstick frying pan is already making waves; its nontoxic ceramic surface quickly releases hard-to-flip foods like eggs, fish filets, chicken breasts, and more. —Clara McMahon, People.com, 26 July 2025

An excellent ceramic nonstick pan for 20% off Their Paris Pro line is a great pick for nontoxic cookware for most home cooks for a few reasons. —Alaina Chou, Bon Appetit Magazine, 11 July 2025

Take care when considering plastic, however, as some of these containers may not be BPA-free or nontoxic. —Bestreviews, Mercury News, 2 July 2025

Some art sets are nontoxic and come with washable paints or other materials. —Bestreviews, Mercury News, 16 June 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