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There are 9 words beginning with RADIOACTIV

RADIOACTIVEradioactive adj. Exhibiting radioactivity.
radioactive adj. (Figurative, rare) Dangerous and disgusting, particularly of people or ideas.
radioactive n. Any radioactive substance.
RADIOACTIVATEradioactivate v. To make something radioactive.
RADIOACTIVATE v. to activate by radio.
RADIOACTIVELYradioactively adv. Using a radioactive substance.
radioactively adv. Concerning radioactivity.
RADIOACTIVE adv. of, caused by, or exhibiting radioactivity.
RADIOACTIVITYradioactivity n. Spontaneous emission of ionizing radiation as a consequence of a nuclear reaction, or directly from…
radioactivity n. The radiation so emitted; including gamma rays, alpha particles, neutrons, electrons, positrons, etc.
RADIOACTIVITY n. the spontaneous decay of the nucleus of an element.
RADIOACTIVATEDradioactivated v. Simple past tense and past participle of radioactivate.
RADIOACTIVATE v. to activate by radio.
RADIOACTIVATESradioactivates v. Third-person singular simple present indicative form of radioactivate.
RADIOACTIVATE v. to activate by radio.
RADIOACTIVATINGradioactivating v. Present participle of radioactivate.
radioactivating n. The act of making something radioactive; radioactivation.
radioactivating adj. That makes something radioactive.
RADIOACTIVATIONradioactivation n. The conversion of something into a radioactive form.
RADIOACTIVATION n. the act of making radioactive.
RADIOACTIVITIESradioactivities n. Plural of radioactivity.
RADIOACTIVITY n. the spontaneous decay of the nucleus of an element.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 21 words
  • Scrabble in French: 6 words
  • Scrabble in Spanish: 5 words
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 13 words


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