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Pronunciation varies by accent · noun
The zone of transition between the troposphere and the stratosphere (approximately 13 kilometers). The tropopause normally occurs at an altitude of between 25,000 and 45,000 feet in polar and temperate zones. It occurs at 55,000 feet in the tropics..
Use tropopause when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Tropopause means The zone of transition between the troposphere and the stratosphere (approximately 13 kilometers). The tropopause normally occurs at an altitude of between 25,000 and 45,000 feet in polar and temperate zones. It occurs at 55,000 feet in the tropics..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use tropopause where its definition matches the intended context.
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