quasi-hydrostatic approximation

quasi-hydrostatic approximation

[¦kwä·zē ¦hī·drə¦stad·ik ə‚präk·sə′mā·shən]
(meteorology)
The use of the hydrostatic equation as the vertical equation of motion, thus implying that the vertical accelerations are small without constraining them to be zero. Also known as quasi-hydrostatic assumption.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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