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Pronunciation varies by accent · noun
(optics) Freedom from both chromatic aberration and spherical aberration..
Use apochromatism when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Apochromatism means (optics) Freedom from both chromatic aberration and spherical aberration..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use apochromatism where its definition matches the intended context.
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