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View synonyms for jet stream
jet stream
noun
- strong, generally westerly winds concentrated in a relatively narrow and shallow stream in the upper troposphere of the earth.
- similar strong winds in the atmosphere of another planet:
jet streams on Jupiter.
- the exhaust of a jet or rocket engine.
jet stream
noun
- meteorol a narrow belt of high-altitude winds (about 12 000 metres high) moving east at high speeds and having an important effect on frontogenesis
- the jet of exhaust gases produced by a gas turbine, rocket motor, etc
jet stream
- A narrow current of strong wind circling the Earth from west to east at altitudes of about 11 to 13 km (7 to 8 mi) above sea level. There are usually four distinct jet streams, two each in the Northern and Southern hemispheres. Jet stream wind speeds average 56 km (34 mi) per hour in the summer and 120 km (74 mi) in the winter. They are caused by significant differences in the temperatures of adjacent air masses. These differences occur where cold, polar air meets warmer, equatorial air, especially in the latitudes of the westerlies.
jet stream
- A narrow band of swiftly moving air found at very high altitudes.
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Notes
Movements of the jet stream have important (but generally short-lived) effects on weather patterns.
Travel time in an airplane can be lengthened or shortened by the jet stream, depending on the direction of flight and the strength of the stream.
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Word History and Origins
Origin of jet stream1
First recorded in 1945–50
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Example Sentences
The family held together in the gypsy jet stream that is military life.
From The Daily Beast
We know that Oklahoma will have tornadoes when the cold jet stream meets the warm gulf air.
From The Daily Beast
“The jet stream always has something to say about where hurricanes go when they leave the tropics,” she says.
From The Daily Beast
The jet stream was higher this time than on that other journey now two months past.
From Project Gutenberg
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