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Pronunciation varies by accent · noun
(astronomy) The stage in a black hole merging event where the gravitational wave amplitude reaches its peak..
Use ring down when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Ring down means (astronomy) The stage in a black hole merging event where the gravitational wave amplitude reaches its peak..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use ring down where its definition matches the intended context.
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