jet stream

jet stream
noun Date: 1947 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

New Collegiate Dictionary. 2001.

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  • Jet stream — Jet streams are fast flowing, relatively narrow air currents found at the tropopause, the transition between the troposphere (where temperature decreases with height) and the stratosphere (where temperature increases with height), [United States… …   Wikipedia

  • jet-stream — [ dʒɛtstrim ] n. m. • 1955; mot angl. , de jet (→ 1. jet) et stream « courant » ♦ Anglic. Sc. Courant rapide dans les couches élevées de la troposphère, au dessus des zones subtropicales. Des jet streams. Recomm. offic. courant jet [ kurɑ̃ʒɛ ] .… …   Encyclopédie Universelle

  • Jet-Stream — Jet|stream, (auch:) Jet Stream [ dʒɛtstri:m], der; [s], s [engl. jet stream, eigtl. = Strahlstrom] (Met.): starker Luftstrom in der Tropo od. Stratosphäre …   Universal-Lexikon

  • jet stream — jet′ stream n. 1) mer strong, generally westerly winds concentrated in a relatively narrow and shallow stream in the upper troposphere of the earth 2) aer. rkt the exhaust of a jet or rocket engine • Etymology: 1945–50 …   From formal English to slang

  • jet stream — jet streams N COUNT The jet stream is a very strong wind that blows high in the earth s atmosphere and has an important influence on the weather …   English dictionary

  • jet stream — ☆ jet stream n. 1. any of several bands of high velocity winds moving from west to east around the earth at altitudes from c. 12 to 16 km ( c. 8 to 10 mi) 2. the stream of exhaust from any reaction engine: also jetstream n …   English World dictionary

  • jet stream — n [singular] a current of very strong winds high above the Earth s surface …   Dictionary of contemporary English

  • jet stream — jet ,stream noun count TECHNICAL a powerful wind current in the air above the Earth …   Usage of the words and phrases in modern English

  • jet stream — m DEFINICIJA džet strim, v. džet …   Hrvatski jezični portal

  • jet stream — 1. strong, generally westerly winds concentrated in a relatively narrow and shallow stream in the upper troposphere of the earth. 2. similar strong winds in the atmosphere of another planet: jet streams on Jupiter. 3. the exhaust of a jet or… …   Universalium

  • Jet-Stream — Courant jet Représentation du Courant jet Un courant jet[1] (en anglais : jet stream) est un flux d air rapide et confiné que l on trouve dans l …   Wikipédia en Français

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