the stratosphere
noun
1
: the upper layer of the Earth's atmosphere that begins about 7 miles (11 kilometers) above the Earth's surface and ends about 30 miles (50 kilometers) above the Earth's surface
2
: a very high position, level, or amount
Tuition at many colleges has soared into the stratosphere.
His career is clearly headed for the stratosphere.
Cite this Entry
“The stratosphere.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/the%20stratosphere. Accessed 4 Sep. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
