TROPOPAUSE
tropopause
(noun) the region of discontinuity between the troposphere and the stratosphere
Source: WordNet® 3.1
Etymology
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.
Source: Wiktionary
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Word of the Day
6 May 2025
HEEDLESS
(adjective) marked by or paying little heed or attention; “We have always known that heedless self-interest was bad morals; we know now that it is bad economics”--Franklin D. Roosevelt; “heedless of danger”; “heedless of the child’s crying”
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