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See entries that contain "radon"
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Pronunciation
BOB°ëµº
Phonics
IPA
ra·don
radon
pronunciation:
reI
dan
features:
Word Explorer
part of speech:
noun
definition:
a radioactive gas that is one of the chemical elements. It is found in small amounts in some soils and rocks. (symbol: Rn)
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See
element
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