Definition of wind shear in English:

wind shear

Line breaks: wind shear

noun

[mass noun]
Variation in wind velocity occurring along a direction at right angles to the wind’s direction and tending to exert a turning force.
More example sentences
  • Near the ground, thunderstorms sometimes create quick changes in wind speed and direction, called wind shear, which has caused several crashes.
  • Slow the airplane to reduce impact forces; also, you'll likely encounter wind shear and strong downdrafts.
  • Winds blowing in different directions, or at different speeds create what meteorologists call wind shear.

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