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English dictionary
Info: This web site is based on WordNet 3.0 from Princeton University.
English
noun
:
radiothorium
1.
radiothorium
(substance)
radioactive isotope of thorium with mass number 228
Synonyms
thorium-228
Broader (hypernym)
atomic number 90
,
Th
,
thorium
Based on WordNet 3.0 copyright © Princeton University.
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. English edition:
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.
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