Radioactive
Definition, Meaning & Examples
Pronunciation /ˌɹeɪdiəʊˈaktɪv/ · Part of speech adjective
Quick meaning: Radioactive is an adjective meaning Exhibiting radioactivity.
Meaning
Exhibiting radioactivity.
More Meanings
- (figurative, rare) Dangerous and disgusting, particularly of people or ideas.
- Any radioactive substance.
Example Sentences
Even sleazy tactics and his radioactive mouth may not be able to contain this debacle.
Any ship nearby will receive a lethal dose of gamma rays, neutrons, and other radioactives.
Today, no one would intentionally smear radioactive materials on their face, but in 1933, the dangers of radioactivity were not yet fully understood.
It was as though he was possessed of an invisible aura repelling incoming bodies. ‘Look. No one wants to be associated with him now. He’s become radioactive.’
Word Forms
- radio-active
- radioactives
Synonyms for radioactive
Depending on context, synonyms include hot.
Antonyms for radioactive
Common opposites include nonradioactive.
Related Words
Related dictionary entries include hot, radiological, radiative, radiometric, nuclear, radiation.
Related Dictionary Tools
Sources & Attribution
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.