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Pronunciation varies by accent · noun
An instrument used for observing solar radiation..
Use spectrohelioscope when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Spectrohelioscope means An instrument used for observing solar radiation..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use spectrohelioscope where its definition matches the intended context.
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