10
radiation(noun, energy, calefaction, fallout)
5
activity(noun, vigor, liveliness, vitality, get-up-and-go)
2
contamination(noun, energy)
2
electricity(noun, strength, vigor, heat, service)
2
energy(noun, power, vigor, liveliness, vitality)
2
plutonium
2
radioactivities
2
x-ray(noun, look)
1
acid
1
action
1
activeness
1
alkali
1
alpha decay
1
alpha particles(expression, idiom, calefaction)
1
application(noun, strength, vigor, heat, service)
1
aqua
1
artificial radioactivity
1
background radiation(expression, idiom, calefaction)
1
beta decay
1
beta rays(expression, idiom, calefaction)
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APASmart Define. (2015). radioactivity thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/radioactivity/thesaurus/synonyms
ChicagoSmart Define. 2015. "radioactivity thesaurus" https://smartdefine.org/radioactivity/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, radioactivity thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/radioactivity/thesaurus/synonyms>.
MLASmart Define. "radioactivity thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/radioactivity/thesaurus/synonyms>