upper air
noun Meteorology.
the atmosphere above the lower portion of the troposphere.
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Compare upper atmosphere.
Origin of upper air
First recorded in 1875–80
Words nearby upper air
upon, up one's alley, up one's sleeve, up-or-out, upper, upper air, upper airway, Upper Arlington, upper arm, upper atmosphere, Upper Austria
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for upper air
These made the upper-air half of the garden, the other half being assembled below.
The Amateur Garden|George W. CableWe are disabled and are being blown out to sea in the grip of an upper-air hurricane!
The Motor Boys Over the Ocean|Clarence YoungNo, but a new and rare kind of upper-air mosquito has just alighted on your shoulder, spoke the professor, eagerly.
The Motor Boys Over the Rockies|Clarence YoungUnfortunately their periods of seclusion are more prolonged than those of their upper-air distance.
North America, Volume II (of 2)|Anthony Trollope