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Pronunciation varies by accent · noun
luminescence produced by bombardment with ionizing radiation.
Use radioluminescence when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Radioluminescence means luminescence produced by bombardment with ionizing radiation.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use radioluminescence where its definition matches the intended context.
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