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Pronunciation varies by accent · noun
The boundary surrounding a comet's coma where the composition of the surrounding plasma transitions from being dominated by solar wind particles to being dominated by cometary plasma..
Use cometopause when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Cometopause means The boundary surrounding a comet's coma where the composition of the surrounding plasma transitions from being dominated by solar wind particles to being dominated by cometary plasma..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use cometopause where its definition matches the intended context.
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