Thesaurus.com
Dictionary.com
Showing results for radioactive. Search instead for radioaktive.
Definitions

radioactive

[rey-dee-oh-ak-tiv] / ˌreɪ di oʊˈæk tɪv /
ADJECTIVE
active
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Through all of this, the film remains focused on human experience, rendered with something approaching optimism despite the radioactive gloom that surrounds it.

From The Wall Street Journal • Mar. 26, 2026

But then, he predicted that industries would start using uranium and radium, and pretty soon we’d have … radioactive smog.

From Los Angeles Times • Mar. 26, 2026

The license specifically applies to Atomic Alchemy, a wholly-owned subsidiary dealing in the production of radioactive isotopes.

From Barron's • Mar. 18, 2026

Herrera was certainly the less radioactive candidate of the two.

From Slate • Mar. 9, 2026

“For real. He got bit by a radioactive spider. You ate jelly beans. You both ended up with superpowers.”

From "The Smartest Kid in the Universe" by Chris Grabenstein