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Pronunciation varies by accent · noun
(astronomy) The circular area of an astronomical object that emits light.
Use photodisk when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Photodisk means (astronomy) The circular area of an astronomical object that emits light.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use photodisk where its definition matches the intended context.
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