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Millibar
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Key People:
Sir Napier Shaw
Related Topics:
Atmospheric pressure
unit
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Millibar

measurement
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Britannica Editors
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
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Millibar, unit of air pressure in the metric system, commonly used in meteorology, equal to 100 pascals, 1,000 dynes per square cm (about 0.0145 pounds per square inch), or slightly less than one-thousandth of a standard atmosphere.

This article was most recently revised and updated by John P. Rafferty.