tropopause

== English == === Etymology === From tropo- (“troposphere”) +‎ -pause (“discontinuance”). === Noun === tropopause (plural tropopauses) 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. ==== Translations ==== == French == === Etymology === From tropo- (“troposphere”) +‎ -pause (“discontinuance”). === Pronunciation === IPA(key): /tʁɔ.pɔ.poz/ === Noun === tropopause f (plural tropopauses) tropopause === Further reading === “tropopause”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012