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Meaning of gradient wind

gra'dient wind'

Pronunciation: (wind), [key]
  1. a wind with a velocity and direction that are mathematically defined by the balanced relationship of the pressure gradient force to the centrifugal force and the Coriolis force: conceived as blowing parallel to isobars. Cf. geostrophic wind.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.