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Pronunciation varies by accent · noun
An instrument for exhibition or illustration of the phenomena of halos, parhelia, and the like..
Use haloscope when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Haloscope means An instrument for exhibition or illustration of the phenomena of halos, parhelia, and the like..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use haloscope where its definition matches the intended context.
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