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radioactive

/ˌɹeɪdioʊˈæktɪv/adjective5 syllables

Radioactive means: exhibiting or caused by radioactivity.

Synonyms for radioactive1

adjective, as in exhibiting or caused by radioactivity

Opposites of radioactive

nonradioactive

What does radioactive mean?1

adjective

1

exhibiting or caused by radioactivity“radioactive isotope”

Definitions from the Open English WordNet, CC BY 4.0.

What rhymes with radioactive?7

Show 40 near rhymes

Radioactive in a sentence

  • In fact, the inhabitants have been exposed to radioactive rays.CM
  • The infant has been exposed to radioactive rays.unknown
  • America's radioactive waste may be targeted in terrorist attacks.fcbond
  • Radioactive contamination was detected in spinach and edible chrysanthemum.Scott
  • It is possible to determine a rock's age thanks to radioactive elements.marcelostockle
  • Bananas are slightly radioactive due to their potassium content.Eccles17
  • Radioactive waste entered the sea from the creeks.kittles
  • Does someone here know which noble gases are radioactive?DJ_Saidez

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.