https://www.merriam-webster.com/dictionary/barometric%20gradient
BAROMETRIC GRADIENT Definition & Meaning - Merriam-Webster
The meaning of BAROMETRIC GRADIENT is the rate of fall in atmospheric pressure between two stations : the slope of an isobaric surface.
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https://www.yourdictionary.com/barometric-gradient
Barometric Gradient Definition & Meaning | YourDictionary
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