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Pronunciation varies by accent · noun
An instrument for testing the colour perception of the eye, or for comparing different lights in terms of their constituent colour or relative whiteness..
Use leucoscope when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Leucoscope means An instrument for testing the colour perception of the eye, or for comparing different lights in terms of their constituent colour or relative whiteness..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use leucoscope where its definition matches the intended context.
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