JET STREAM

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does jet stream mean? 

• JET STREAM (noun)
  The noun JET STREAM has 1 sense:

1. a high-speed high-altitude airstream blowing from west to east near the top of the troposphere; has important effects of the formation of weather fronts

  Familiarity information: JET STREAM used as a noun is very rare.

 Dictionary entry details 

• JET STREAM (noun)

Sense 1

Meaning:

A high-speed high-altitude airstream blowing from west to east near the top of the troposphere; has important effects of the formation of weather fronts

Classified under:

Nouns denoting natural phenomena

Hypernyms ("jet stream" is a kind of...):

airstream (a relatively well-defined prevailing wind)

 Context examples 

The new images show scenes from high above Saturn's northern hemisphere, including the planet's intriguing hexagon-shaped jet stream.

(Over Saturn's Turbulent North, NASA)