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Pronunciation varies by accent · noun
(physics) Any element whose currently known isotopes are all radioactive..
Use radioelement when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Radioelement means (physics) Any element whose currently known isotopes are all radioactive..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use radioelement where its definition matches the intended context.
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