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Pronunciation varies by accent · noun
(historical) An early device for observing individual nuclear disintegrations..
Use spinthariscope when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Spinthariscope means (historical) An early device for observing individual nuclear disintegrations..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use spinthariscope where its definition matches the intended context.
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