noun🔗ShareTropopauseThe 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."Airplanes often experience turbulence when passing through the tropopause, the boundary between the troposphere and the stratosphere. "Flugzeuge erfahren oft Turbulenzen, wenn sie die Tropopause, die Grenze zwischen Troposphäre und Stratosphäre, durchqueren.weathergeographyenvironmentscienceChat with AIVocabulary GamePractice Reading