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

Derived forms: jet streams

Type of: airstream

Encyclopedia: Jet stream

• flexible
• flexible joint
• flexible sigmoidoscope
• flexible sigmoidoscopy
• flexibleness
• flexibly
• flexile
• flexion
• flexitime
• flexor
• flexor muscle
• flextime
• flexuous
• flexure
• flibbertigibbet
• flick
• flick-knife
• flicker
• flickering
• flickertail
• flier
• flies
• flight
• flight attendant
• flight control