Tip: Spørgsmålstegn (?) kan anvendes som jokertegn (wild card). Spørgsmålstegnet erstatter præcis et tegn.
Engelsk navneord: jet stream
1.
jet stream(om fænomen)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