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dynamic pressure
noun
Definition of dynamic pressure
1 : the pressure on a surface at which a flowing fluid is brought to rest in excess of the pressure on it when the fluid is not flowing
2 : the quantity of air measured by most airspeed instruments and equal to the product 1⁄2 ρV2 where ρ is the density of the air and V is the relative speed of the air
From the M-W Editors
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