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jet stream

noun

Simple Definition of jet stream

  • : a strong current of fast winds high above the Earth's surface

Source: Merriam-Webster's Learner's Dictionary

Full Definition of jet stream

  1. :  a long narrow meandering current of high-speed winds near the tropopause blowing from a generally westerly direction and often exceeding a speed of 250 miles (402 kilometers) per hour


JET STREAM Defined for Kids

jet stream

noun

Definition of jet stream for Students

  1. :  high-speed winds blowing from a westerly direction several miles above the earth's surface




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