mutagen

[myoo-tuh-juhn, -jen]

noun

1. a substance or preparation capable of inducing mutation.

mutagen

/ ˌmjuːtəˈdʒɛnɪk, ˈmjuːtədʒən /

noun

1. a substance or agent that can induce genetic mutation

mutagen

1. Something that causes mutations in living things. Mutagens include chemicals, such as drugs or toxins, and radiation.

Other Word Forms

• mutagenicity noun
• mutagenic adjective

Word History and Origins

Origin of mutagen¹

First recorded in 1945–50; muta(tion) + -gen

Word History and Origins

Origin of mutagen¹

C20: from _mutation + _-gen

Example Sentences

“We may have to start thinking of higher temperatures such as those found in mammals as a mutagen for fungi,” he says.

From Science Magazine

This finding expands the knowledge of formaldehyde, previously considered only as a DNA mutagen, and helps establishing a further link with cancer.

From Science Daily

Research also found that it is a mutagen, meaning it can alter DNA.

From Salon

These chemicals include carcinogens, mutagens, reproductive system and organ toxicants, and skin and respiratory irritants.

From Scientific American

Chloroprene is a mutagen, meaning it causes cancer by attacking and mutating DNA.

From Salon

Related Words

• poison 
• toxin